Spanish Sunday Roast: Pollo al Horno with Gambas al Ajillo

1. FINAL MENU

• Name of the meal: Spanish Sunday Roast: Pollo al Horno with Gambas al Ajillo
• Cuisine type: Spanish
• Serve time: 5:00 PM

This menu pairs a simple, high-heat roast spatchcock chicken flavored with smoked paprika, garlic and lemon — the family centerpiece that rests while the cook finishes quick, texture-sensitive items. Oven-roasted thinly sliced "patatas panaderas" share the oven so the meal is efficient for one cook; green beans with toasted almonds and classic pan con tomate add contrast and color. Gambas al ajillo (garlic shrimp) is cooked last so it arrives sizzling and bright. Wine and a fizzy citrus refresher complete the table for adults and kids.

• Roast Spatchcock Chicken (Pollo al Horno)
• Patatas Panaderas (oven-sliced potatoes with onions and thyme)
• Green Beans with Almonds (Judías Verdes con Almendras)
• Pan con Tomate (country bread rubbed with ripe tomato and garlic)
• Gambas al Ajillo (finish-to-order garlic shrimp) — finish-to-order
• Sparkling Valencian Citrus (kid-friendly drink)
• Cava Brut (adult beverage pairing; 2 bottles)

2. FULLY EXECUTABLE RECIPES

Roast Spatchcock Chicken (Pollo al Horno)

Equipment

• 1 large cutting board for spatchcocking
• 1 sharp chef’s knife or poultry shears
• 1 rimmed 14 x 10-inch or larger roasting pan (or two 12 x 18-inch sheet pans fitted together)
• Instant-read thermometer
• Wire rack that fits roasting pan (optional)
• Aluminum foil
• Measuring spoons, measuring cups, small bowl, brush

Ingredients (serves 8; 2 whole chickens)

• 2 whole chickens, 3.5–4.0 lb each (total 7–8 lb) — Meat / Seafood
• Olive oil: 1/2 cup (8 tablespoons) ⁺
• Kosher salt: 2 tablespoons (for chickens) ⁺
• Ground black pepper: 1 teaspoon ⁺
• Smoked Spanish paprika (pimentón): 2 tablespoons ⁺
• Garlic: 8 cloves, minced (about 1/2 cup minced) ⁺
• Fresh thyme: 8 sprigs (or 2 teaspoons dried thyme) ⁺
• Unsalted butter: 4 tablespoons (1/2 stick) ⁺
• Lemons: 2 whole, halved (one for each chicken) ⁺

Practical substitutions:

• If smoked Spanish paprika (pimentón) is unavailable: use regular sweet paprika + 1/4 teaspoon liquid smoke or omit smoke; keep quantity same.
• If fresh thyme is unavailable, use 2 teaspoons dried thyme.

Cooking / Baking

• Oven: 425°F
• Roast time: 50 minutes
• Target internal temps: 165°F in thickest part of breast; 175°F in thigh

Total cook time

• 1 hour 5 minutes (25 minutes active prep + 50 minutes in oven; includes 15 minutes resting)

Instructions

1. Remove chickens from refrigerator 10 minutes before starting prep. Preheat oven to 425°F with center rack. Line roasting pan with foil for easier cleanup.
2. Spatchcock each chicken: place chicken breast-side down on cutting board. Using poultry shears or a sharp knife, cut along both sides of the backbone and remove it. Flip chicken and press firmly on breastbone to flatten. Repeat for both chickens.
3. In a small bowl, mix olive oil (1/2 cup), minced garlic (8 cloves), smoked paprika (2 tbsp), kosher salt (2 tbsp), and black pepper (1 tsp). Stir to form a paste.
4. Pat chickens dry with paper towels. Gently loosen skin over the breasts and rub 1 tablespoon of butter under the skin of each breast. Rub the oil-paprika-garlic paste evenly over the top of both chickens and a little under the skin where possible. Tuck lemon halves and 4 thyme sprigs loosely under each chicken (two halves and four sprigs per chicken). Tie legs together with kitchen twine if desired.
5. Place chickens breast-side up on a wire rack set in the roasting pan, leaving room between them for air circulation. Insert instant-read thermometer probe into the thickest part of one chicken breast without touching bone (optional).
6. Roast at 425°F for 50 minutes. Check internal temperature at 45 minutes; target 165°F breast / 175°F thigh. If the skin is browning too fast, tent loosely with foil for the last 5–10 minutes.
7. Remove chickens from oven and rest, tented loosely with foil for 15 minutes before carving. Squeeze the roasted lemon halves over chickens before serving.

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Patatas Panaderas (Oven-Sliced Potatoes with Onions)

Not low-carb: potatoes.

Equipment

• 1 large bowl
• 2 large rimmed sheet pans (12 x 17-inch) or one 13 x 18-inch baking dish
• Mandoline or sharp knife
• Measuring cups and spoons, spatula

Ingredients (serves 8)

• Russet potatoes: 4.0 lb (about 6 medium) — Produce
• Yellow onions: 2 large, thinly sliced — Produce
• Olive oil: 1/3 cup (5 tablespoons + 1 teaspoon) ⁺
• Low-sodium chicken stock (or water): 1 cup (8 fl oz) — Dry Goods / Pantry
• Kosher salt: 2 teaspoons ⁺
• Dried thyme: 1 teaspoon OR 4 fresh thyme sprigs, leaves removed ⁺
• Ground black pepper: 1/2 teaspoon ⁺

Practical substitutions:

• Use Yukon Gold potatoes for a creamier texture if russets are unavailable.
• Use vegetable stock or hot water instead of chicken stock for a vegetarian option.

Cooking / Baking

• Oven: 425°F (shares oven with chicken)
• Bake time: 45–50 minutes

Total cook time

• 1 hour (20 minutes active prep + 40–50 minutes baking)

Instructions

1. Preheat oven to 425°F (same time as chicken). If using two sheet pans, lightly oil them.
2. Wash and peel potatoes. Using a mandoline or a sharp knife, slice potatoes 1/8-inch thick. Place slices in a large bowl and toss with 1/3 cup olive oil, 2 tsp kosher salt, 1/2 tsp black pepper, and thyme leaves.
3. Layer potatoes and sliced onions in a single overlapping layer on the sheet pans/dish, slightly overlapping like shingles. Pour 1 cup chicken stock evenly around edges so liquid sits under the potato layers (this steams the layers while they roast).
4. Cover each pan tightly with foil and place in oven on lower rack alongside chickens. Bake covered 25 minutes, then remove foil and continue roasting uncovered 20–25 minutes until potatoes are tender and golden at the edges.
5. Remove from oven and keep warm. Timing is coordinated so potatoes finish within ~15 minutes of plates being served (see timeline).

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Green Beans with Almonds (Judías Verdes con Almendras)

Not nut-free: almonds.

Equipment

• 1 medium saucepan for blanching (3–4 quart)
• 1 large 10–12 inch skillet
• Slotted spoon, small bowl

Ingredients (serves 8)

• Fresh green beans: 2.0 lb, trimmed — Produce
• Olive oil: 2 tablespoons ⁺
• Unsalted butter: 2 tablespoons (from the 8 tbsp listed) ⁺
• Garlic: 4 cloves, minced ⁺
• Sliced almonds (toasted): 1 cup — Dry Goods / Pantry
• Lemon: 1 (zest and 1 tablespoon juice) ⁺
• Kosher salt: 2 teaspoons ⁺
• Ground black pepper: 1/2 teaspoon ⁺

Practical substitutions:

• Use slivered almonds if sliced are unavailable.
• Frozen green beans (thawed and patted dry) may be used in a pinch; reduce blanch time.

Cooking / Baking

• Stove-top; active cook time: 10 minutes

Total cook time

• 15 minutes (5 minutes blanch + 10 minutes sauté)

Instructions

1. Bring a large pot of salted water (1 tablespoon salt) to a rolling boil. Prepare an ice bath in a bowl.
2. Add trimmed green beans to boiling water and blanch 3 minutes until bright green and slightly tender. Remove with slotted spoon into ice bath to stop cooking. Drain and pat dry.
3. In a skillet over medium heat, melt 2 tablespoons butter with 2 tablespoons olive oil. Add sliced almonds and toast 2–3 minutes until fragrant and lightly golden; remove almonds to a bowl and reserve.
4. Return skillet to medium, add 4 minced garlic cloves, and cook 30 seconds until aromatic. Add blanched green beans, 1 tablespoon lemon juice, 1 teaspoon lemon zest, 2 tsp kosher salt, and 1/2 tsp black pepper. Sauté 3–4 minutes until warmed through and glossy.
5. Stir in toasted almonds and adjust seasoning. Keep warm on lowest heat and rewarm briefly at service if needed.

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Pan con Tomate (Country Bread with Ripe Tomato)

Not gluten-free: bread.

Not low-carb: bread.

Equipment

• Oven or toaster oven or grill pan
• Baking sheet
• Cheese grater or fork
• Knife and small bowl

Ingredients (serves 8)

• Country-style rustic bread or firm baguette: 2 loaves (approx 1 lb each) — Bakery (buy fresh)
• Ripe tomatoes: 6 medium (Roma or vine-ripe), halved — Produce
• Garlic: 2 cloves, halved — Produce ⁺
• Olive oil: 3 tablespoons ⁺
• Sea salt: 1 teaspoon (for finishing) ⁺

Practical substitutions:

• If ripe tomatoes are out of season, use 1 14-oz can peeled crushed tomatoes, drained, lightly seasoned, and warmed, but the fresh-rubbed method is preferable.

Cooking / Baking

• Oven broil or toaster oven; active time: 10 minutes

Total cook time

• 15 minutes (5 minutes to toast and rub + 10 minutes active assembly)

Instructions

1. Preheat broiler or toaster oven. Slice bread into 1-inch-thick slices; arrange on baking sheet.
2. Toast slices under broiler until golden (1–2 minutes per side) or use a grill pan. While warm, rub one side of each slice with cut garlic clove.
3. Grate the cut side of tomatoes on a box grater into a bowl, discarding skins. Spoon tomato pulp onto garlic-rubbed bread slices, drizzle each slice with olive oil (about 3 tbsp divided), and sprinkle sea salt. Serve immediately so bread remains crisp.

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Gambas al Ajillo (Garlic Shrimp) — FINISH-TO-ORDER

Equipment

• 12-inch heavy skillet (cast iron or stainless steel)
• Tongs
• Measuring spoons and cups

Ingredients (serves 8)

• Raw large shrimp, peeled and deveined: 2.5 lb (about 40–50 shrimp) — Meat / Seafood
• Olive oil: 3/4 cup (12 tablespoons) ⁺
• Garlic: 12 cloves, thinly sliced (about 3/4 cup sliced) ⁺
• Fresh parsley: 1/2 cup chopped (packed) — Produce ⁺
• Smoked paprika: 1 teaspoon ⁺
• Kosher salt: 2 teaspoons ⁺
• Lemon: 1, cut into wedges, for serving ⁺
• Optional (table-side): crushed red pepper flakes (serve separately so base stays mild)

Practical substitutions:

• Use raw frozen shrimp thawed under cold running water if fresh unavailable; pat dry thoroughly.

Cooking / Baking

• Stove-top; active cook time: 8 minutes

Total cook time

• 10 minutes (2 minutes heat + 8 minutes cooking), must finish at or within ~5 minutes of serve

Instructions

1. Heat 12-inch skillet over medium-high heat until hot (1–2 minutes). Add 3/4 cup olive oil and sliced garlic; reduce heat to medium-low and gently infuse oil for 1 minute — garlic should sizzle gently but not brown.
2. Increase heat to medium-high and add shrimp in a single layer (cook in two batches if skillet is crowded). Sprinkle each batch with 1 teaspoon smoked paprika and 1 tsp kosher salt (total combined). Sear shrimp 1.5–2 minutes per side until opaque and just cooked through.
3. Return any earlier batch to the pan, toss with chopped parsley and briefly warm through 30 seconds. Transfer to a warmed serving dish and squeeze lemon wedges over shrimp. Serve immediately. (If any diners want heat, pass crushed red pepper flakes or hot chili oil at table.)

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Sparkling Valencian Citrus (Kid-friendly)

Not low-carb: orange juice.

Equipment

• Pitcher (2 liter)
• Measuring cups, spoon
• Glasses

Ingredients (yields 12 cups / 96 fl oz; serves 8 generous portions)

• 100% orange juice (no sugar added): 64 fl oz (8 cups) — Drinks
• Sparkling water or club soda: 32 fl oz (4 cups) — Drinks
• Fresh lemon juice: 1/4 cup (from ~2 lemons) ⁺
• Ice as needed

Practical substitutions:

• Use high-quality store-bought orange juice if fresh oranges are impractical.

Cooking / Baking

• No cooking. Chill 1 hour before service if possible.

Total cook time

• 5 minutes assembly + chilling as desired

Instructions

1. In a pitcher combine 64 fl oz orange juice, 1/4 cup lemon juice, and 32 fl oz chilled sparkling water. Stir gently.
2. Chill at least 1 hour if possible. Serve over ice in glasses. Reserve extra in fridge.

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Cava Brut (adult beverage pairing)

Not no pork, no alcohol: cava.

Equipment

• Champagne flutes or wine glasses
• Wine opener

Ingredients

• Cava Brut (Spanish sparkling wine), chilled: 2 bottles (750 ml each) — Drinks

Cooking / Baking

• No cooking. Chill bottles for at least 2 hours before service.

Total cook time

• 0 minutes (chilling recommended)

Instructions

1. Chill bottles well. Open at table and pour in flutes. Serve to adults only.

3. LINEAR TIMELINE (3:10 PM–5:00 PM)

• 3:10 PM: Main / Potatoes — Start: Preheat oven to 425°F. Wipe and arrange workspace; gather chickens and produce.
• 3:12 PM: Patatas Panaderas — Wash, peel (if desired) and begin thinly slicing 4.0 lb russet potatoes with mandoline or knife; place slices in a large bowl.
• 3:22 PM: Patatas Panaderas — Add sliced onions, 1/3 cup olive oil, 2 tsp kosher salt, 1/2 tsp black pepper and thyme; toss and arrange potatoes/onions in two sheet pans (or one large baking dish); pour 1 cup chicken stock around edges; cover pans tightly with foil and set aside near oven.
• 3:35 PM: Roast Chicken — Start spatchcocking: pat chickens dry and begin removing backbones (do Chicken 1).
• 3:47 PM: Roast Chicken — Finish spatchcocking Chicken 2, loosen skin, rub 1/2 of garlic-paprika-olive oil paste into/over each chicken, tuck lemon halves and 4 thyme sprigs under each chicken.
• 3:55 PM: Roast Chicken / Patatas Panaderas — Place both chickens on wire rack in roasting pan and set sheet pan(s) of potatoes into the oven (chickens + potatoes go in together). Roast at 425°F for 50 minutes (timer set to 50 minutes to end at 4:45).
• 3:58 PM: During roast (Main/Potatoes) — Wash and trim 2.0 lb green beans; set in a colander. Rough-chop parsley (1/2 cup) and mince remaining garlic (for beans and gambas) and place garlic in small bowl; reserve lemon(s).
• 4:10 PM: During roast — Toast 1 cup sliced almonds in a dry skillet over medium heat until fragrant (2–3 minutes), transfer to small bowl; set aside. (This is prep; keep almonds covered at room temp.)
• 4:18 PM: During roast — Prepare bread and tomatoes for pan con tomate: cut bread slices and half tomatoes; grate tomatoes into bowl and halve garlic clove for rubbing. Cover and keep at room temperature.
• 4:30 PM: During roast — Brief check: baste chickens with pan juices and rotate pans if oven has hot spots; confirm potatoes steaming under foil. No more than quick 3–4 minute check to avoid heat loss.
• 4:35 PM: Green Beans — Bring a large pot of salted water to a boil (start heating). Prepare ice bath. (This prepares green beans to finish near service.)
• 4:40 PM: Oven — Remove foil from potatoes and continue roasting uncovered for final browning (leave chickens roasting until 4:45). Begin to clear space for resting chickens and warmed serving dishes.
• 4:45 PM: Roast Chicken — Remove chickens from oven; check internal temp (breast 165°F, thigh 175°F). Tent with foil and let rest on carving board for 15 minutes. Remove potatoes from oven if done; keep warm, lightly tented (potatoes should be timed to finish within ~15 minutes of serve).
• 4:46 PM: Green Beans — Blanch trimmed green beans in boiling salted water 3 minutes; plunge into ice bath; drain and pat dry.
• 4:47 PM: Pan con Tomate — Toast bread slices under broiler or in toaster oven until golden (2–3 minutes); rub with garlic halves and set on baking sheet.
• 4:50 PM: Green Beans — In skillet over medium heat, melt 2 Tbsp butter + 2 Tbsp olive oil, add minced garlic and sauté 30 seconds, add blanched beans, lemon juice/zest, salt and pepper; toss 3–4 minutes until warmed and glossy; stir in toasted almonds; keep warm on lowest heat.
• 4:52 PM: Gambas al Ajillo — Heat 12-inch skillet over medium; add 3/4 cup olive oil and sliced garlic, infuse 1 minute on medium-low (do not brown); increase heat to medium-high and add shrimp in single layer; cook 1.5–2 minutes per side, in batches as needed; season with 2 tsp kosher salt and 1 tsp smoked paprika across batches; add parsley and lemon juice, toss; remove and transfer to hot serving dish.
• 4:55 PM: Pan con Tomate — Spoon grated tomato pulp onto garlic-rubbed toasted bread slices, drizzle olive oil and sprinkle sea salt; keep on warm platter.
• 4:56 PM: Carving / Plating — Carve rested chickens (breasts, thighs) and arrange on large warm serving platter; reheat any potato edges if necessary under broiler for 1–2 minutes.
• 4:58 PM: Final assembly — Move potatoes, green beans, pan con tomate and gambas to serving positions on table; open Cava bottles and place chilled pitcher of Sparkling Valencian Citrus on table.
• 5:00 PM: Serve exactly at 5:00 PM — Everyone is served: carve chicken at table or place platter centrally.

4. CONSOLIDATED SHOPPING LIST

Produce

• Russet potatoes: 4.0 lb
• Yellow onions: 2 large
• Fresh green beans: 2.0 lb
• Ripe tomatoes (Roma or vine-ripe): 6 medium
• Garlic: 4 heads (approx 26 cloves) ⁺
• Lemons: 6 whole ⁺
• Fresh flat-leaf parsley: 1 bunch (yields ~1/2 cup chopped) ⁺
• Fresh thyme: 12 sprigs (or 1 small bunch) ⁺
• Country-style rustic bread (fresh): 2 loaves (approx 1 lb each) — Bakery
• (Note: bread is listed under Produce heading per store sections allowed for fresh items)

Meat / Seafood

• Whole chickens: 2 whole chickens, 3.5–4.0 lb each (total 7–8 lb)
• Raw large shrimp, peeled and deveined: 2.5 lb

Dairy

• Unsalted butter: 8 tablespoons (1 stick) ⁺

Dry Goods / Pantry

• Olive oil: 2.0 cups (16 fl oz) ⁺
• Kosher salt: 5 tablespoons ⁺
• Sea salt (fine finishing salt): 1 teaspoon ⁺
• Ground black pepper: 2 teaspoons ⁺
• Smoked Spanish paprika (pimentón): 3 tablespoons ⁺
• Sliced almonds: 1 cup
• Low-sodium chicken stock (or bouillon + water): 1 cup
• Dried thyme (only if fresh not available): 2 teaspoons
• Sparkling water or club soda: 32 fl oz (for kid drink) — Drinks (listed here due to store aisle)
• Aluminum foil — pantry staple for roasting

Drinks

• 100% orange juice: 64 fl oz (1/2 gallon / 8 cups) — Drinks
• Cava Brut (Spanish sparkling wine), chilled: 2 bottles (750 ml each) — Drinks
• Sparkling water / club soda: 32 fl oz (4 cups) — Drinks (listed once in Dry Goods / Pantry above; quantities combined)
• Ice (at home) — Drinks

Notes on notation: Items used across multiple dishes are marked with a ⁺.

5. NOTES & ASSUMPTIONS

• Optional table-side items: crushed red pepper flakes or hot olive oil for adults who want heat; extra lemon wedges.
• Global substitution: if smoked pimentón is unavailable, use sweet paprika + 1/4 teaspoon liquid smoke or omit smoke — recipe notes include this.
• Child-safety notes: Keep hot pans and serving skillet out of children's reach when finishing the Gambas al Ajillo; open Cava only by an adult, point neck away from people and glassware.
• Timeline risk(s): The tightest execution window is the oven concurrency at 425°F — two whole chickens + two sheet pans of potatoes require adequate oven space and may brown unevenly. If oven crowding reduces airflow, roast times can lengthen and jeopardize the 15-minute resting window and final finish schedule.
• Practical mitigation mindset: Use a convection setting if oven has it (reduces roasting time and improves browning); if only a single small oven is available, place chickens on middle rack and potatoes on lower rack with space between pans, rotate pans at 25 minutes, and use an instant-read thermometer to judge doneness rather than relying only on time. If thermal space is very tight, consider roasting chickens one at a time (longer timeline) or switching potatoes to a single pan directly under chickens to share heat — but that increases monitoring. Keep butter and extra oil at hand for quick basting and to crisp potato edges under the broiler for 1–2 minutes at the end.
• Execution risk: Gambas al Ajillo is finish-to-order and must be cooked in one continuous short burst; overcooking will make shrimp rubbery. Ensure shrimp are fully dry before they hit the pan, and cook at the times specified.
• Latest safe start time: You can start as late as 3:10 PM for a 5:00 PM serve (this is the timeline's first step). Because size-of-table increases workload, give yourself optional extra lead time earlier than 3:10 PM if you anticipate slower prep or limited oven space.