– 1 & 1/2 cups (180g) all-purpose flour – 1 teaspoon baking powder – 1/4 teaspoon baking soda – 1/2 teaspoon salt – 1/2 cup (113g) unsalted butter, softened – 1/2 cup (127g) creamy peanut butter – 1 cup (200g) firmly packed light brown sugar – 1 large egg – 1 teaspoon vanilla extract – 1/2 cup (88g) mini chocolate chip – 1/2 cup (55g) confectioners’ sugar, sifted – 1/4 cup finely ground potato chip – salt, to taste*