Instructions: Sift flour, baking soda, baking powder, and salt together.

Cream butter and peanut butter together. Gradually beat in sugars.

Add egg and beat until fluffy. Stir in dry ingredients. Roll dough, a teaspoonful at a time, into balls; place 3 inches apart on greased cookie sheets; flatten with fork. Bake at 375 degrees for 12 minutes, or until golden brown.

NOTES : One serving = 2 cookies.

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