• ½ cup unsalted butter softened to room temperature (113g) • ½ cup canola or vegetable oil¹ (120ml) • 1 ½ cup granulated sugar (300g) • 4 large eggs room temperature preferred • 1 Tablespoon vanilla extract • 3 cups all-purpose flour (375g) • 1 Tablespoon baking powder • ½ teaspoon salt • 1 ¼ cup buttermilk room temperature preferred (300ml) • 1 batch Chocolate Frosting