Brown Sugar Pound Cake | Paula Deen

Ingredients

• 3 sticks softened, divided Butter
• 1/2 cup shortening
• 1 (16 oz) box dark brown sugar
• 3 cups plus 1 more cup granulated sugar
• 5 eggs
• 3 1/2 cups cake flour
• 1/2 teaspoon baking powder
• 2 cups divided milk
• 1 1/2 teaspoons vanilla extract
• 1 beaten egg
• 1/2 cup water
• 1 teaspoon white vinegar
• 1/8 teaspoon salt