Cupcakes and frosting by Martha Stewart
March 18, 2013
YELLOW BUTTERMILK CUPCAKES (MAKES 36) 3 cups cake flour (not self rising) 1 1/2 cups all-purpose flour 3/4 teaspoon baking soda 2 1/2 teaspoons baking powder 1 1/2 teaspoons coarse salt 1 cup plus 2 tablespoons (2 1/4 sticks) unsalted butter, room temperature 2 1/4 cups sugar 5 large whole eggs plus 3...