Sheet Pan Spanish Chicken with Potatoes and Peppers

Spanish-style traybake chicken brings the flavours of smoked paprika, garlic, oregano and olive oil to a practical one-pan dinner. Bone-in, skin-on thighs roast until golden while baby potatoes, red pepper and red onion soften and catch the savoury pan juices. The dish has the familiar appeal of a Mediterranean roast: crisp-edged potatoes, sweet roasted vegetables, richly seasoned chicken and a final squeeze of lemon to sharpen the finish. It is well suited to weeknights because the oven does most of the work, but it still feels generous enough to serve straight from the tray at the table.
Cuisine style Spanish-inspired home cooking
Flavor profile Smoky • Savoury • Lemony
Techniques Roasting • Sheet-pan cooking
Key equipment Oven • Large baking tray
Cooking style Minimal cleanup • Crowd-friendly
Time commitment Under 1 hour

Why this recipe works

  • All-in-one cooking: The chicken, potatoes and vegetables roast together, so the juices season the tray as everything cooks.
  • Deep savoury flavour: Smoked paprika, garlic, oregano and olive oil create a simple coating that gives the chicken and vegetables a bold, aromatic finish.
  • Fresh finish: Lemon added after roasting cuts through the richness of the chicken skin and lifts the smoky pan juices.

Get the most out of this recipe

Texture tips

  • For golden chicken skin: Arrange the thighs skin-side up with space around them so the heat can circulate and the skin can brown rather than soften.
  • Avoid steaming the tray: Keep the ingredients in a single layer; if the tray is crowded, use a second tray so the vegetables roast properly.
  • Rest before serving: A short rest lets the juices settle and gives the potatoes time to absorb more of the savoury pan juices.

Common mistakes

  • Overfilling the baking tray: Too many ingredients packed together will trap moisture and make the potatoes and peppers softer rather than roasted.
  • Not checking the chicken: Bone-in thighs need to be piping hot throughout, with no pink at the bone and clear juices before serving.
  • Removing everything too soon: If the chicken is ready before the potatoes, lift it off the tray and return the vegetables to the oven until tender.

Ingredient notes

  • Smoked paprika matters: Smoked paprika gives the tray its distinctive savoury depth; sweet paprika can be used for a softer, less smoky result.
  • Use similar-sized potatoes: Halving larger baby potatoes helps them cook at the same pace as the chicken and vegetables.
  • Cut vegetables generously: Chunky pepper strips and thick onion wedges hold their shape better during the high-heat roast.

Make-ahead tips

  • Prep ahead: The potatoes, pepper and onion can be cut in advance and kept chilled, ready to toss with the seasoning before roasting.
  • Reheat on a tray: Reheat leftovers on a baking tray at 200°C (390°F) until piping hot, adding a small splash of water if the pan juices need loosening.
  • Freezer-friendly: Cooked leftovers can be frozen once cooled, though the potatoes and peppers will be softer after reheating.

Equipment you'll need

Ingredients
Instructions
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  1. Heat the oven to 220°C (430°F). Halve any larger baby potatoes so they are a similar size, then cut the red pepper into chunky strips and the red onion into thick wedges.
  2. In a large bowl, mix the olive oil with the smoked paprika, dried oregano, fine sea salt, black pepper, and the garlic (finely grated or crushed). Add the chicken, potatoes, peppers, and onion, then toss until everything is well coated.
  3. Tip everything onto a large baking tray and spread into a single layer, placing the chicken thighs skin-side up. Roast for 40 to 45 minutes, turning the vegetables once halfway through, until the chicken is deeply golden and cooked through and the potatoes are tender.
  4. Cut the lemon in half and squeeze over the hot tray. Rest for 2 to 3 minutes, then serve straight from the tray with the pan juices spooned over.

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Recipe notes

Tips

  • For the best colour and texture, make sure the tray is not overcrowded; use two trays if needed so everything roasts rather than steams.
  • If the chicken is golden but the potatoes need longer, lift the chicken onto a plate, return the vegetables to the oven for 5 to 10 minutes, then put the chicken back on to warm through.
  • If serving anyone who is pregnant, elderly, or immunocompromised, cook the chicken until piping hot throughout with no pink at the bone and the juices run clear.

Substitutions

  • Replace Chicken thighs with Chicken drumsticks, keeping the skin on and roasting until cooked through.
  • Replace Smoked paprika with Sweet paprika for a milder, less smoky flavour.
  • Replace Dried oregano with Fresh oregano, using a larger amount and scattering it over the tray for the last 10 minutes of roasting.

Storage

  • Refrigerate up to 3 days
  • Cool completely, then refrigerate in a sealed container. Reheat on a baking tray at 200°C (390°F) for 15 to 20 minutes until piping hot; add a small splash of water to loosen the juices if needed.

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Recipe overview

  • Servings: 4 servings
  • Total time: 55min (15min active)
  • Difficulty: Easy
  • Cuisine: Spanish
Beginner friendly Freezer friendly Kid friendly

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