Quickie Tuna Swiss Pie
["1 (12 1/2 oz.) can tuna, flaked", "1 c. shredded Swiss cheese", "1/2 c. sliced onion", "3 eggs", "1 c. mayonnaise", "1/2 c. milk"]
["Toss together tuna, cheese and onion.", "Spoon into unbaked pie shell.", "In bowl, stir remaining ingredients.", "Slowly pour over tuna mixture."]
["tuna", "Swiss cheese", "onion", "eggs", "mayonnaise", "milk"]