1. In a large glass mixing bowl, combine your marshmallows and softened butter and heat for 1 to 2 minutes or until your marshmallows start to get soft and puffy.2. Mix in enough food coloring to color your marshmallows red and stir well.3. Now mix in 3 cups of your Rice Krispies cereal, give it a quick stir and mix in the other 3 cups.4. Scoop and press your red Rice Krispies into the bottom of a greased 9x9" baking pan (I like to use a greased potato masher) and let set for about an hour.5. Cut your Rice Krispies into triangles and place onto a piece of parchment paper.6. Fill a decorating bag with a star tip with vanilla frosting and use it to frost the bottom of your hats and a star dot on the top of your hats.
Recipe by About A Mom at https://www.aboutamom.com/santa-hat-rice-krispies-treat/