1/2 c. sour cream
1 (5 oz.) can Pet milk
1 can cream of mushroom soup
1/2 lb. noodles, uncooked
1 can tuna
1/2 c. frozen peas
1 can mushroom pieces
1/4 c. onion, chopped
1 c. potato chips, crushed

Cook noodles; drain. Blend soup, milk, tuna, peas, sour cream, mushrooms and onions. Add noodles; mix well. Pour into greased 2-quart casserole. Top with potato chips. Bake 35 to 40 minutes at 350 degrees until bubbly.