Blueberry Lemon Cake - Rainforest Supply

Ingredients

• 2 1/2 cups all-purpose flour
• 2 teaspoons baking powder
• 1/2 teaspoon salt
• 3/4 cup unsalted butter (room temperature)
• 1 tablespoon lemon zest
• 1 1/2 cups granulated sugar
• 3 large eggs (room temperature)
• 1 teaspoons vanilla extract
• 1/2 cup milk (room temperature)
• 1/4 cup fresh squeezed lemon juice
• 1 cup blueberries heaping, coated in 1 tablespoon flour
• 1/4 cup lemon juice
• 1/4 cup granulated sugar
• 6 egg whites separated from the yolks
• 2 1/2 cups unsalted butter (room temperature)
• 2 teaspoons vanilla extract
• 1/4 cup ground up blueberry powder