Mexican Casserole - cooking recipe

Ingredients

1 onion, diced
1 1/2 lb. ground beef
1 c. sliced olives
2 small cans tomato sauce
1 c. cottage cheese
1 c. sour cream
1 1/2 c. grated cheese
1 pkg. Doritos
1/2 c. green peppers
1 can corn

Preparation

Brown hamburger in skillet on top of stove with onions and green peppers.
Add tomato sauce to meat mixture.
In a baking dish, put a layer of Doritos, then a layer of meat mixture and then layer the remaining cold ingredients.
Put another layer of meat mixture and top with grated cheese.
Bake 20 to 30 minutes.