01 -
Preheat oven to 200°C (400°F).
02 -
If the chicken is not already cooked, bake chicken breasts for 25 minutes until cooked through. Shred the meat using two forks.
03 -
In a large 33 x 23 cm baking dish, combine diced onion, bell pepper, minced jalapeño, uncooked rice, chili powder, garlic powder, cumin, oregano, and sea salt. Stir until evenly mixed.
04 -
In a bowl or measuring jug, whisk together chicken broth, tomato paste, and olive oil until uniform.
05 -
Pour the broth mixture over the rice and vegetables in the baking dish. Stir to fully incorporate.
06 -
Add shredded chicken, strained black beans, and corn kernels to the baking dish. Gently stir to evenly distribute all ingredients.
07 -
Cover the baking dish with aluminium foil. Bake in the preheated oven for 50-60 minutes until rice is tender and liquid absorbed.
08 -
Remove the dish from the oven. Discard foil and sprinkle the surface with grated cheese. Return to oven for 5-10 minutes until cheese is melted and golden.
09 -
Cool the casserole briefly, then garnish with fresh cilantro and sliced green onion before serving.