Brown ground beef, bell pepper and garlic together and drain.
Cook noodles as directed then drain. Add noodles, sugar, and tomato sauce to ground beef. Stir.
Combine sour cream, cottage cheese, cream cheese and onion. Put into a 3-quart
casserole dish a layer of noodles and meat, then a layer of cheese mixture; add
the remaining meat and noodle mixture. Add grated cheese.