3 eggs
1 stick butter, melted
1 1/2 c. sugar
2 tbsp. flour
2 tbsp. vinegar
1 tbsp. vanilla
1 unbaked 9 inch pie shell

Preheat oven to 300 degrees. In a medium bowl, combine eggs, butter, sugar, flour, vinegar and vanilla. Blend well. Pour mixture into pie shell. Bake for 45 minutes.