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Blackberry Margarita Sheet Cake Recipe
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5 from 1 vote

Blackberry Margarita Sheet Cake Recipe

One bite of this Blackberry Margarita Sheet Cake Recipe and you will be in heaven. With all the flavors of a blackberry margarita, this cake is so delicious. The acidity of the tequila and the lime cut through the sweetness. The flavors combine in this sheet cake for an exceptional dessert.
Prep Time15 mins
Cook Time30 mins
Total Time45 mins
Course: Dessert
Cuisine: American
Keyword: sheet cake recipe
Servings: 12
Author: Jill


  • 2 boxes of white cake mix
  • 6 eggs
  • 2 2/3 C water
  • 2/3 C canola oil
  • 1 C blackberries
  • ¼ C tequila

Frosting Ingredients:

  • 1/2 C unsalted butter
  • 1/2 C whole milk
  • 5 C confectioners' sugar
  • 2 tbsp lime extract
  • 4 tbsp tequila
  • 1 large lime zested
  • 1 bottle blackberry dessert sauce


  • Preheat oven to 350 and spray a 9x13 baking pan with pam baking spray
  • Using a hand mixer, beat until combined all ingredients except for the blackberries and lime zest
  • Fold in the blackberries and lime zest
  • Pour the cake mixture into the baking pan
  • Bake the cake in the oven for 30-35 minutes or until a toothpick comes out clean
  • Allow to cool completely

Frosting directions

  • Prepare the frosting by combining the butter and milk in a large saucepan, bring to a boil
  • Remove from the heat and gradually stir in the confectioners' sugar, lime extract, tequila, and lime zest
  • Spread the glaze over the warm cake
  • Using the blackberry sauce, pipe lines going horizontal across the top of the cake
  • Using a sharp knife or butter knife, pull the knife going vertical to create the detailed work
  • Cut and serve and enjoy!