Reese Peanut Butter Cups 1 box confectioners' sugar 1 cup creamy peanut butter 1/2 cup (1 stick) butter 2 tablespoons water 1/4 pound paraffin 2 (16 ounce) bars sweet chocolate Mix confectioners' sugar, peanut butter, and butter with enough water to hold together. Form into half dollar-size patties. Melt paraffin and chocolate bars. Place a spoonful into each of 60 tiny muffin cups, then put a peanut butter patty in, then pour enough chocolate over to cover the patty and go down the sides. Chill until firm.