Peanut Butter Cookies

1 cup unsalted butter
1 cup crunchy peanut butter 1 cup white sugar 1 cup packed brown sugar 2 eggs
2 1/2 cups all-purpose flour 1 teaspoon baking powder 1/2 teaspoon salt 1 1/2 teaspoons baking soda

Preheat oven to 375°F. Cream butter, peanut butter, and sugars together in a bowl; beat in eggs. In a separate bowl, sift flour, baking powder, baking soda, and salt; stir into butter mixture. Put dough in refrigerator for 1 hour. Roll dough into 1 inch balls and put on baking sheets. Flatten each ball with a fork, making a crisscross pattern. Bake in a preheated 375°F oven for about 10 minutes or until cookies begin to brown.