my Kid casserole recipe

My 9 year old cooked today. I had told him to cook at least once a week today he made Broccoli, chicken,rice and cheese casserole.

1 tbsp olive oil
1 small onion chopped
2 chicken breasts cut into small cubes
¼ tsp salt
¼ tsp black pepper
4 cloves garlic minced
¾ cup rice uncooked
10 oz cream of chicken soup (1 can)
3 cups chicken broth low sodium
2 cups broccoli florets
1 cup cheddar cheese
1 tbsp fresh parsley chopped