1 lb cooked hamburger meat
1 c. spaghetti sauce
1 c. cottage cheese (run it through the blender if you don't like the texture)
3 egg whites
1/3 c. grated Parmesan cheese
1/4 c. shredded Mozzarella cheese
Cook spaghetti according to pkg directions. Meanwhile, in a small skillet combine cooked hamburger meat & spaghetti sauce. In a small bowl, combine cottage cheese & 1 egg white; set aside. Drain spaghetti; add Parmesan cheese & remaining egg whites. Press onto the bottom & up the sides of a 9 inch deep dish pie plate. Spoon cottage cheese mixture onto the crust, top with spaghetti sauce mixture.
Bake uncovered, at 350* for 20 min. Sprinkle with mozzarella cheese. Bake 5 min longer or until cheese is melted. Let stand 5 min before cutting.