Yellow Cupcakes
INGREDIENTS: 3⅓ cups cake flour 2 cups sugar 1 tablespoon baking powder 1 teaspoon kosher salt ½ teaspoon baking soda 1 cup (2 sticks) unsalted butter, room temperature 1 cup buttermilk, room temperature 2 tablespoons vegetable oil 7 large egg yolks 1 large egg 1 tablespoon vanilla extract RECIPE PREPARATION: Arrange racks in lower and…