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OMG Guinness Chocolate Cake with Guinness and Kerrygold Butter Frosting

When Guinness and Kerrygold team up to make chocolate cake... heaven on earth occurs!
Prep Time25 mins
Cook Time30 mins
Cooling Time45 mins
Total Time1 hr 40 mins
Cuisine: Irish
Keyword: chocolate cake, Guinness, Kerrygold
Author: Nana Doherty



  • 2 C granulated sugar
  • 1 ¾ C all purpose flour
  • ¾ C cocoa
  • 1 ½ tsp baking soda
  • 1 ½ tsp baking powder
  • 1 tsp salt
  • 2 eggs
  • 1 C Guinness beer
  • ½ C vegetable oil
  • 2 tsp vanilla
  • 1 C milk

Kerrygold Butter and Guinness Chocolate Frosting

  • ¾ C Kerrygold butter melted
  • 1 C cocoa
  • 4 C powdered sugar
  • 2 TBSP milk
  • C Guinness beer


  • Preheat oven to 350* F.
  • Mix the dry ingredients (first 6 ingredients).
  • Add 2 eggs, Guinness, vegetable oil, and vanilla to the dry ingredients. Mix on medium for approximately 3 minutes or mix by hand approximately 6 minutes.
  • Heat milk to steaming - do not scald (boil) it. Add hot milk to last minute of mixing.
  • Pour evenly into prepared cake pan/s.
  • Bake at 350* F for 30 minutes or until your knife in the center comes out clean.
  • Remove when done and allow to cool completely until no longer warm to the touch.

Kerrygold Butter and Guinness Chocolate Frosting

  • Mix together melted Kerrygold butter and cocoa.
  • Add the milk and blend well.
  • Add 1 cup powdered sugar and alternate with the Guinness until all ingredients are incorporated.
  • Frost your OMG Guinness Chocolate Cake!