Citrus baked chicken

Ingredients

• 6-8 chicken thighs, skinless and boneless
• 3 store-bought roasted red peppers, or make your own (see tip)
• 1 tbsp olive oil
• 1/2 cup fresh orange juice, plus strips of peel
• 1/4 cup red wine vinegar
• 1 tsp brown sugar
• 1 garlic clove, crushed
• A few sprigs of rosemary
• 1/2 tsp sea salt and decent grind of black pepper