1 unbaked pie crust
1/2 lb. hamburger
1/2 c. milk
1/2 c. mayonnaise
2 eggs
1 tbsp. cornstarch
1 1/2 c. shredded Cheddar or Swiss
1/3 c. sliced onions

Blend mayonnaise, milk, eggs, and cornstarch until smooth. Brown hamburger, drain. Stir in remaining ingredients and pour into pie shell. Bake at 350 degrees for 35-40 minutes until golden brown.