Vinegar Pie - cooking recipe

Ingredients

1 Baked 9-inch pie crust
1 cup water
1 cup sugar
1/2 cup butter
1 egg
1 tsp. vanilla extract
2 Tbsp. vinegar
3 Tbsp. flour

Preparation

Bring water to a boil and add sugar, butter, egg, vanilla, vinegar and flour.\tCook over low heat until thick.
Pour into prepared pie crust and let cool.
Serve with whipped cream.