Web instructions using a stand or hand mixer, combine butter, marshmallow creme, and vanilla extract. (2 sticks) unsalted butter, melted. Slowly beat in powdered sugar and salt in several additions until smooth. Black licorice, for the track pretzel sticks, for the track sour. Web steps 1 heat oven to 350°f (325°f for dark or nonstick pans). 2 bake yellow cake 28 to 36 minutes and devil's food cake 31 to 39. Web butter cream icing recipe:
Web butter cream icing recipe: Slowly beat in powdered sugar and salt in several additions until smooth. Web butter cream icing recipe: Web instructions using a stand or hand mixer, combine butter, marshmallow creme, and vanilla extract. (2 sticks) unsalted butter, melted. 2 bake yellow cake 28 to 36 minutes and devil's food cake 31 to 39. Black licorice, for the track pretzel sticks, for the track sour. Web steps 1 heat oven to 350°f (325°f for dark or nonstick pans).