Quick and Easy Chicken Casserole

1 pkg chopped broccoli
1 C minute rice
1 C cooked diced chicken
1 can cream of mushroom or chicken soup
1 cup milk
1 cup grated cheddar cheese
1 Tbs minced onion
1 tsp minced garlic

Spray a 1 1/2 quart baking dish with Pam. Mix well all ingredients except 1/2 the cheese in a bowl, then put in baking dish. Sprinkle with remaining cheese. Bake in a 350 oven for 45 minutes or until hot and bubbly.