Southern Buttermilk Red Velvet Cake Recipe - Food.com

Ingredients

• 1 cup butter
• 1 1/2 cups sugar
• 2 eggs
• 1/4 cup red food coloring
• 2 tablespoons cocoa
• 2 1/2 cups cake flour
• 1 teaspoon salt
• 1 teaspoon baking soda
• 1 cup buttermilk
• 1 teaspoon vanilla extract
• 1 tablespoon white wine vinegar
• 1 cup milk
• 2 tablespoons flour
• 1 cup unsalted butter
• 1 cup confectioners' sugar
• 1 teaspoon vanilla