Ingredients:
For the Cake:
1 1/2 cups all-purpose flour
1 1/2 teaspoons baking powder
1/2 teaspoon baking soda
1/2 teaspoon salt
1/2 cup unsalted butter, softened
1 cup granulated sugar
1/2 cup creamy peanut butter
2 large eggs
1 teaspoon vanilla extract
1 cup buttermilk
1 cup M&M’s
For the Peanut Butter Frosting:
1/2 cup unsalted butter, softened
1 cup creamy peanut butter
2 cups powdered sugar
1/4 cup heavy cream
1 teaspoon vanilla extract
