- 1/3 cup margarine, softened
- 2/3 cup white sugar
- 1/2 cup packed brown sugar
- 2 eggs
- 1 cup peanut butter
- 1/2 teaspoon vanilla extract
- 2 tablespoons water
- 3/4 cup whole wheat flour
- 1/4 cup all-purpose flour
- 1/4 teaspoon salt
- 1 teaspoon baking powder
- 1/4 teaspoon baking soda
- Preheat oven to 350 degrees F (175 degrees Celsius). Grease a 9×9 inch baking pan.
- In a large mixing bowl, beat together margarine and sugars; add eggs one at a time, and beat until mixture is light and fluffy. Stir in peanut butter, vanilla, and water.
- In a separate mixing bowl, mix together flours with salt, baking powder, and baking soda. Stir into peanut butter mixture and blend well. Spread batter into the prepared pan.
- Bake in preheated oven for 30 to 35 minutes, or until the top springs back when touched. Cool and cut into 16 squares.