3-4 different kinds pasta, cooked
1 lg. jar spaghetti sauce
1/2 c. chopped green peppers
1 pkg. pepperoni
1 pkg. cheddar cheese
1 lb. ground beef
1 sm. can mushrooms
1/2 c. chopped onion
1 pkg. Mozzarella cheese

Cook beef and vegetables. Add sauce and layer in casserole dish: pasta, meat sauce, pepperoni, cheeses. Repeat ending with cheese. Bake at 325 degrees for 25 minutes.