Duke's Chocolate Cupcakes – Duke's Mayo

Ingredients

• 6 Tbsp. unsweetened cocoa
• 3 cups all-purpose flour
• 1 Tbsp. baking soda
• 1/4 tsp. salt
• 11/2 cups sugar
• 11/4 cups Duke's Mayonnaise
• 11/4 tsp. vanilla extract
• 11/4 cups cold water
• 1 cup butter, softened
• 1 cup cocoa
• 1 tsp. vanilla extract
• 5-6 cups confectioners' sugar
• 6 or more Tbsp. milk