Grandma'S Lemon Sponge Pie - cooking recipe

Ingredients

1 unbaked 9-inch deep pie shell
1 cup sugar
3 tablespoons butter
1 1/2 lemons
2 eggs, divided
1 cup milk
1/2 teaspoon salt
2 -3 tablespoons flour

Preparation

Cream together the sugar and butter. Mix in a separate bowl with a whisk, the zest of 1 lemon, juice of 1 1/2 lemons, 2 egg yolks, milk, salt and flour. Add lemon mixture to sugar and butter. Mix thoroughly. In a separate bowl whip the egg whites until soft peaks form. Fold the egg whites into the lemon/sugar mixture. Pour into unbaked pie shell.
Bake at 425F for 15 minutes, then reduce to 350F for 30 minutes or until pie tests done.