Million Dollar Spaghetti Casserole

INGREDIENTS

1 pound ground beef

1 pot spaghetti sauce

8 oz cream cheese

1⁄4 cup sour cream

1⁄2 lb white cheese (equivalent to 1 cup)

1⁄2 cup butter (1 stick)

1 pkg de spaghetti 16 oz

Cheddar râpé

DIRECTIONS