Vintage Cake With Buttercream Piping Recipe And Tutorial

Ingredients

• 14 ounces cake flour
• 13 ounces granulated sugar
• 1 teaspoons salt
• 1 Tablespoons baking powder
• 1/2 teaspoons baking soda
• 5 ounces egg whites (room temperature)
• 4 ounces vegetable oil
• 10 ounces buttermilk (room temperature or slightly warm)
• 6 ounces butter (unsalted and softened)
• 2 teaspoons vanilla
• 24 ounces unsalted butter (softened)
• 24 ounces powdered sugar
• 2 teaspoons vanilla extract
• 1/2 teaspoon salt
• 6 ounces pastuerized egg whites
• 1/4 tsp salt