Name: Boston Cream Pie Cake From Scratch
Prep time: 30 min
Cook time: 30 min
Total time: 60 min
Yield: 15 Servings or 1 Cake
Ingredients: 1/2 cup salted butter (softened); 1/2 cup vegetable oil; 1 1/2 cups sugar; 1 1/2 cups buttermilk (room temperature); 3 large eggs (room temperature); 1 tablespoon vanilla extract; 3½ cups all-purpose flour; 4 teaspoons of baking powder; ½ teaspoon salt; 2 cups whole milk; 1/4 cup + 1/3 cup granulated sugar (divided); 1 whole egg; 2 egg yolks; 1/4 cup cornstarch; 2 tablespoons butter; 1 teaspoon vanilla extract; 1 cup heavy cream; 8 oz dark chocolate (roughly chopped)