mint butter oats layer cake

1 Pinch
st bernard, LA
Updated on Mar 16, 2026

This is another oats layer cake recipe I created, filled with mint butter, it's minty delicious.

prep time 15 Min
cook time 25 Min
method Bake
yield 8 serving(s)

Ingredients

  • 2 1/2 sticks butter
  • 3 tablespoons cane sugar, divided
  • 2 tablespoons mint extract
  • 3 cups rolled oats, divided
  • 4 tablespoons Torani milk chocolate syrup,divided
  • 8 Starlight mint candies, unwrapped and crushed
  • 2 cups chocolate milk, divided
  • 1 cup mint chocolate chips
  • 1 box German chocolate cake mix
  • 1 cup water
  • 1/2 cup vegetable oil
  • 3 large eggs
  • 1 cup hot fudge sauce, divided
  • 1 cup heavy cream
  • 1/2 cup half and half
  • 8 ounces cream cheese, softened

How To Make mint butter oats layer cake

  • Step 1
    Whisk the butter, cane sugar, and mint extract together in a small bowl for 2 minutes until combined. Set aside.
  • Step 2
    In a medium jar, combine the rolled oats, 2 tablespoons of mint butter, 2 tablespoons of mint chocolate syrup, crushed Starlight mint candies, and 1 cup of chocolate milk; stir well with a fork for 30 seconds until blended.
  • Step 3
    Cover and refrigerate for 2 hours.
  • Step 4
    Preheat oven to 350 degrees F. Coat two 9' round cake pans with cooking spray. Add mint chocolate chips to each cake pan.
  • Step 5
    In a large bowl, combine cake mix, water, vegetable oil, eggs, 2 tablespoons mint butter, and 1 tablespoon mint chocolate syrup; beat on medium speed for 30 seconds.
  • Step 6
    Pour the mint butter oat mixture into the cake batter. Beat again on low speed for 3 minutes. Pour into the cake pans.
  • Step 7
    Bake for 25 minutes or until a toothpick inserted in the center comes out clean. Cool completely for 15 minutes.
  • Step 8
    Heat 1 tablespoon of mint butter in a large skillet over medium-low heat. Add remaining rolled oats and remaining cane sugar; cook for 4 minutes or until the oats are caramelized. Remove from heat. Drizzle with 1 cup hot fudge sauce.
  • Step 9
    In a medium bowl, combine heavy cream, remaining chocolate milk, half and half, remaining mint chocolate syrup, cream cheese, and remaining mint butter; whisk well for 3 minutes or until smooth.
  • Step 10
    Place a first layer of cake (bottom side) on a serving plate. Spread half the frosting onto the cake bottom. Add sauteed oat mixture and spread evenly.
  • Step 11
    Place the second cake layer on top. Spread the remaining frosting on top and sides of the cake. Drizzle all over the top of the cake with the remaining hot fudge sauce.

Discover More

Category: Cakes
Method: Bake
Culture: American
Ingredient: Flour

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