Limeade Cake with Vanilla Frosting and Toasted Coconut

Ingredients

• For cake:
• 2¼ cups all-purpose flour
• 1 teaspoon baking powder
• ½ teaspoon baking soda
• ½ teaspoon salt
• 1⅓ cups granulated sugar
• 6 tablespoons butter, softened
• 1 tablespoon lime zest (from about 2 limes)
• 4 tablespoons thawed limeade concentrate
• 2 teaspoons vanilla extract
• 2 large eggs
• 2 large egg whites
• 1¼ cups buttermilk
• For frosting:
• 2 tablespoons butter, softened
• 1 teaspoon vanilla extract
• 8 ounces cream cheese (I used ⅓ less fat.)
• 4 tablespoons coconut milk
• 4½ cups powdered sugar (more may be needed for correct consistency)
• ¾-1 cup sweetened shredded coconut, toasted