Preparation Heat oven to 400°F. Heat oil in a large casserole or paella pan over high heat. Add chorizo and cook until browned and fragrant, about 1 minute. Add onion, red bell pepper, and garlic. Cook, stirring occasionally, until vegetables are tender, about 3 minutes. Add rice (medium or short grain rice), pimenton, saffron, and bay leaves. Stir to combine and coat the rice, about 1 minute. Add chicken stock and bring to a boil. Add roast chicken, frozen peas, and tomato; stir to combine. Transfer skillet to oven. Cook uncovered until rice is tender and no liquid remains, about 20 minutes. Remove from the oven. Fluff with a fork and serve immediately.
Preparation Heat oven to 400°F. Heat oil in a large casserole or paella pan over high heat. Add chorizo and cook until browned and fragrant, about 1 minute. Add onion, red bell pepper, and garlic. Cook, stirring occasionally, until vegetables are tender, about 3 minutes. Add rice (medium or short grain rice), pimenton, saffron, and bay leaves. Stir to combine and coat the rice, about 1 minute. Add chicken stock and bring to a boil. Add roast chicken, frozen peas, and tomato; stir to combine. Transfer skillet to oven. Cook uncovered until rice is tender and no liquid remains, about 20 minutes. Remove from the oven. Fluff with a fork and serve immediately.