prego pasta sauce or your own homemade
Brown ground beef with onions, add jar of sauce. Cover and simmer 15 minutes.
Cook spaghetti al dente in water and olive oil according to package directions. Drain. Set aside.
Cream together cream cheese, cottage cheese and sour cream (I use a hand mixer). Set aside.
Grease a 9 x 13 pan. Add 1/2 of the cooked spaghetti. Spread on 1/2 of cheese mixture with spatula.Repeat with other half of spaghetti and cheese mixture.
Pour melted butter over layers.
Pour spaghetti sauce over the top.
Cover with foil and bake for 45 minutes.
Uncover. Cool for 15 minuts and cut into squares and serve.