1 (8 oz.) box or bag potato chips
1 can cream of mushroom soup
1 can tuna
1 can peas
1 c. milk

Crush potato chips, put 1/3 in bottom of greased casserole. Add 1/2 peas then 1/2 tuna and 1/2 the soup mixed with the milk. Repeat the layers ending with potato chips. Bake at 350 degrees for 35 to 45 minutes.