-note Miniature size; 3 cm Or mars bars Melted chocolate; or Frosting Decorative sugars or -sprinkles * Can use 20, 1x2-inch size halved. Beat peanut butter, margarine or butter, and shortening in a large mixing bowl on high speed for 30 seconds. Add granulated sugar, brown sugar, and baking soda and beat till combined. Beat in eggs and vanilla till combined. Beat in as much of the flour as you can with the mixer on medium, scraping sides of bowl occasionally. Stir in any remaining flour with a spoon. Insert a wooden stick into each candy bar piece. Form about 2 tablespoons dough into a ball shape around each candy bar piece, making sure the candy is completely covered. If desired, roll ball in decorative candies, nuts, or colored sugar, gently pushing candies or nuts into dough. Place cookies 6 cm apart on ungreased cookie sheet. Bake in 160ºC oven for 15-20 minutes or till golden and set. Cool on cookie sheet 5 minutes. Remove cookies to a wire rack to cool completely. If desired, drizzle or frost the cookies with melted chocolate or frosting.