The Original Treats Ingredients (Nutrition Information) * 3 tablespoons butter or margarine * 1 package (10 oz., about 40) regular marshmallows * - OR - * 4 cups miniature marshmallows * 6 cups Rice Krispies® Directions 1. In large saucepan melt butter over low heat. Add marshmallows and stir until completely melted. Remove from heat.