Preheat the oven to 375oF/200oC.
Add saffron to 1/2 cup of water and set aside.
Season the chicken liberally with salt and pepper.
Add olive oil to a large Dutch oven and heat over medium heat until nearly smoking.
Add chicken thighs, skin side down and brown for 7 minutes on the skin side and 3 minutes on the other side.
Remove the chicken thighs. Set aside.
Add tomatoes, onion, peppers, garlic and chillies to the Dutch oven and sauté until the liquid is mostly evaporated, about 10 minutes.
Add the saffron/water mixture and bay leaves and cook until most of the the water has evaporated, another 5 to 10 minutes
Add the rice and water and stir well to mix.
Add chicken thighs to the top, skin side up.
Bring to a simmer.
Add the lid to the Dutch oven and place in the oven to bake for 30 minutes.
Thaw frozen peas in warm water while the rest cooks in the oven.
Remove from the oven, add drained peas and stir everything together to fluff the rice.
Serve with you favourite bread and enjoy.