Spanish chicken and chorizo with paella rice

Name: Spanish chicken and chorizo with paella rice
Prep time: 15 min
Cook time: 50 min
Total time: 1 h 5 min
Cuisine: Spanish
Ingredients: 1 kg of chicken legs and/or thighs with skin; 225 g of Spanish chorizo (diced into cubes); 2 peppers (any colour sliced); 3 cloves of garlic (finely chopped); 1 onion (finely chopped); 1 tsp of paprika; 1 tsp of crushed chilli flakes; 2 tbsp olive oil; 300 g paella rice; 850 ml of chicken stock; salt and pepper; 1 lemon; Small handful of fresh parsley (chopped)