Root Beer Float Cake with Root Beer White Fluff Icing

Denise Regan


This one of my daughters favorite cakes. Its the perfect taste for a summer sweet. There is usually none left!


★★★★★ 2 votes

20 Min
1 Hr


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  • CAKE

  • 1 box
    white cake mix
  • 3
  • 1/2 c
    sour cream
  • 1 c
    root beer
  • 1 tsp
    root beer concentrate
  • 1/2 tsp
  • 1/2 c

  • 3 Tbsp
  • 3 Tbsp
    white corn syrup
  • 2/3 c
  • 2
    egg whites
  • 3/4 tsp
    root beer concentrate
  • 1 tsp

How to Make Root Beer Float Cake with Root Beer White Fluff Icing


  1. Preheat Oven to 350 degrees.
  2. Mix cake mix with 6 remaining ingredients. Pour into a greased and floured Bundt cake pan and bake for 50 min.

    Bring FIRST 3 ingredients to a boil and continue cooking to 244 degrees or until syrup spins a 6-8 inch thread. While this is boiling start beating egg whites. Continue beating egg whites as you pour finished boiled mixture in a thin stream into the beaten egg whites. Beat continually until frosting is stiff and glossy. Add vanilla and root bear concentrate and continue to beat until mixed well.
  4. Spread on cooled cake.

Printable Recipe Card

About Root Beer Float Cake with Root Beer White Fluff Icing

Course/Dish: Cakes

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