Mock Lasagna Noodle Bake

2 lb. ground beef, browned
30 oz. tomato sauce
1 T. diced dried onions
1 t. salt
1/2 t. freshly ground pepper
16 oz. egg noodles, cooked
1 c. sour cream
2 1/2 c. cottage cheese
2 c. grated cheddar cheese

Preheat oven to 350 degrees. Combine beef, sauce, onions, and seasonings. In a separate bowl, combine noodles, sour cream, and cottage cheese. Place half of noodle mixture in bottom of a 13X9 inch baking dish. Spread half of the sauce over it. Top with half of the cheese. Repeat layers. Bake uncovered for 20-25 minutes.