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How to make a green velvet cake with rainbow buttercream filling. It actually tastes really good! This recipe is adapted from a real red velvet cake and has a delicious flavor

Green Velvet Cake Recipe

This green velvet cake is so fun to make for St Patricks Day or any other holiday where you need a pretty green cake that also tastes amazing! Adapted from my very popular red velvet cake recipe. 
5 from 7 votes
Prep Time: 10 mins
Cook Time: 30 mins
Total Time: 40 mins
Serves: 8 cups
Calories: 1077kcal


Cake Ingredients

  • 14 oz (340 g) AP flour
  • 14 oz (397 g) Granulated Sugar
  • 2 tsp natural (not dutched) cocoa powder I like Hershey's Special Dark
  • 1 tsp salt
  • 1 tsp baking soda
  • 2 large eggs
  • 4 oz (114 g) vegetable oil
  • 8 oz (227 g) buttermilk
  • 1 Tbsp white vinegar
  • 4 oz (114 g) unsalted butter
  • 1 tsp vanilla
  • 1-2 tsp yellow food coloring
  • 1 tsp green food color

Easy Buttercream Frosting

  • 4 oz pasteurized egg whites
  • 16 oz unsalted butter
  • 16 oz powdered sugar
  • 1 Tbsp vanilla
  • 1/2 tsp salt
  • 1/2 tsp food coloring optional


Cake Instructions

  • Preheat oven to 350F and prepare two 8" cake pans with cake good or preferred pan spray
  • Whisk up eggs with oil, buttermilk, vinegar and melted butter and food coloring until combined and set aside.
  • Place dry ingredients into the bowl of your stand mixer and mix for a few seconds to combine
  • Add wet ingredients into your dry and mix on medium high for about a minute until combined
  • Pour into cake pans and bake for about 30 minutes or until a toothpick comes out cleanly. Cool and chill before frosting

Buttercream Instructions

  • Place egg whites and powdered sugar in a mixing bowl with the whisk attachment. Whisk to combine. Add in butter in small chunks then vanilla and salt. Whip on high until light and fluffy and white. Optional: switch to the paddle attachment and mix on low for 15-20 minutes until all air bubbles are gone. 
  • Divide into 7 separate bowls and add your food coloring (yellow, orange, red, pink, purple, blue, green) Put the buttercream into a piping bag to fill your cake
  • Frost the outside of the cake as desired


Serving: 1serving | Calories: 1077kcal (54%) | Carbohydrates: 112g (37%) | Protein: 6g (12%) | Fat: 68g (105%) | Saturated Fat: 44g (220%) | Cholesterol: 188mg (63%) | Sodium: 409mg (17%) | Potassium: 74mg (2%) | Sugar: 92g (102%) | Vitamin A: 2035IU (41%) | Calcium: 44mg (4%) | Iron: 1.6mg (9%)