Vinegar Pie - cooking recipe

Ingredients

1 c. sugar
3 egg yolks
2 c. water
2 Tbsp. flour or cornstarch
2 Tbsp. vinegar

Preparation

Mix and cook all until thick and smooth.
Just before removing from heat, add 1 teaspoon lemon flavoring and small lump of oleo or butter.
Pour into baked pie shell.
Use egg whites for meringue.