Defrost ONE bag of peppers and onions in the microwave. Drain.
Cook hamburger until meat is done and drain.
Open both cans of tomato sauce. Pour into a 9X13 inch pan.
Add your hamburger to the 9X13 inch pan.
Add both bags of peppers and onions to your 9x13 pan.
Add 2 cups of instant white rice to the 9x13 pan.
Add 1 cup of mild shredded cheddar cheese to the pan.
Mix and spread out evenly in the pan.
Bake at 350° 30-45 minutes or until your rice is soft.
Notes
Brown rice can be substituted instead of white rice.If you don't defrost and drain one bag of peppers and onions, then you may have to add a bag of tomato sauce to thicken the casserole.