Pierogi Casserole - cooking recipe

Ingredients

6 c. mashed potatoes
1 (8 oz.) pkg. cream cheese, softened
1 tsp. salt
1 small jar Cheez Whiz
1 large onion, sliced
3 sticks butter or margarine
1 lb. lasagna noodles, cooked

Preparation

Mix mashed potatoes, cream cheese, salt and Cheez Whiz in bowl.
Saute onion in butter until brown.