Southern Little Layer Cake (10 Layers)

Ingredients

• 2 1/2 cups granulated sugar
• 1 cup butter 2 sticks
• 1/2 cup butter flavored shortening
• 6 eggs room temperature
• 3 teaspoons vanilla extract
• 4 1/2 cups all purpose flour
• 1 1/2 teaspoons baking powder
• 1/4 teaspoon salt
• 3 cups whole milk warmed
• 1 cup unsalted butter 2 sticks
• 2 cups granulated sugar
• 1 cup brown sugar packed
• 3/4 cup unsweetened cocoa powder sifted
• 12 ounces evaporated milk
• 1 pinch sea salt
• 1 tablespoon vanilla extract