Chicken and chorizo paella traybake

Name: Chicken and chorizo paella traybake
Prep time: 20 min
Cook time: 50 min
Total time: 1 h 10 min
Cuisine: European, Mediterranean, Spanish
Ingredients: 2 red onions; 320g frozen sliced peppers; 320g frozen peas; 2 tbsp tomato puree; 220g basmati rice; 1tsb smoked paprika; 1 chicken stock cube; 1 tsb thyme; 6 boneless & skinless chicken thighs; 80g chorizo; 650ml water; 200g frozen raw King prawns; Lemon wedges; fresh parsley