Vanilla Cake with Blueberry Filling - Wish Farms

Ingredients

• 1 Stick Butter
• 1 1/2 Cup Sugar
• 4 Egg Whites
• 2 TSP Vanilla Extract
• 1 1/3 Cups Buttermilk
• 2 Cups Flour
• 1/2 TSP Baking Soda
• 1/2 TSP Salt
• 3 Cups Wish Farms Blueberries
• 1 Cup Grape Juice
• 3 TBSP Cornstarch
• 1/4 Cup Sugar
• 2 Sticks Butter
• 3 1/2 Cups Confectioner’s Sugar
• 1 TBSP Vanilla