Preheat oven 350F Grease(non-stick cooking spray) a 9x13 inch casserole pan
Add broccoli,onion,chicken broth,olive oil and pepper to a medium frying pan
Cook covered for about 10 minutes, stir occasionally.
In a medium bowl mix chicken chunks,garlic powder,sour cream and ricotta cheese together mix till blended
add 1/4 cup of the shredded mozzarella cheese to the mix and stir. Add in Broccoli mix and stir
Transfer you mix to the greased pan and spread evenly. Add remaining mozzarella cheese to the top
Bake for 45-50 minutes once the top layer of cheese is browned a bit it should be done.
If you like your broccoli on the softer side bake untli the florets are to your liking
Serve warm and Enjoy