Family Tested & Approved
3 tablespoons unsalted butter, melted
Cook spaghetti; drain and set aside. Saute meat and onion until brown, drain and add spaghetti sauce, set aside.
Combine cottage cheese, cream cheese, sour cream, and garlic salt.
In a 9x13 greased pan, spread 1/2 of the spaghetti noodles, cover with cheese mexture, and add remainder of spaghetti. Pour melted butter over spaghetti, and then spread the meat mixture on top.
Chill (can be refrigerated overnight), and remove from fridge 20 minutes before baking. Bake at 350 for 45 minutes.