1/2 cup all-purpose flour
2 tablespoons baking powder
1/2 teaspoon salt
1 cup butter, melted
1 1/2 teaspoons white vinegar
3 tablespoons white sugar
1/8 teaspoon ground cinnamon
1/4 teaspoon ground nutmeg
Preheat oven to 350 degrees F (175 degrees C).
In a medium bowl, mix flour, baking powder, salt, butter, vinegar, sugar, cinnamon, and nutmeg. Stir well and pour mixture into the bottom of a 9x13 inch baking dish.
Bake in the preheated oven for 60 minutes, or until toothpick inserted into center of the pie comes out clean.