Go Back
+ servings
Slice of lemon layer cake with blueberry buttercream.

Easy Blueberry Buttercream

This Blueberry Lemon Soda Cake has a pop of delicious lemon flavor, perfect for a quick summertime dessert.

Course Dessert
Cuisine American
Keyword Easy Blueberry Buttercream
Prep Time 5 minutes
Cook Time 3 minutes
Total Time 8 minutes
Servings 6 servings
Author Amanda Rettke


  • 1 cup (2 sticks) butter, room temperature
  • 1 tsp. McCormick® Pure Vanilla Extract
  • 4 cups confectioners' sugar
  • 1/2 cup blueberry jam (or blueberry fruit spread)


  1. Beat buttered on high with a handheld mixer or on medium-high in the bowl of stand mixer. Add in sugar, vanilla, and blueberry jam and mix until fully incorporated and creamy, about 3 minutes.

Recipe Video

Recipe Notes


  • Mix one box lemon cake mix, 1 teaspoon McCormick® Pure Lemon Extract, and a can of room-temperature lemon-lime soda.
  • Add all ingredients together, whisk until combined, and then bake per box directions.