Southern Chess Pie

Ingredients (13)

• 1 9-inch pie single pie crust
• 3 tbsp all-purpose flour
• 3 tbsp cornmeal
• 1 cup sugar
• 1 tsp vanilla extract
• ⅓ cup sour cream
• 1 cup buttermilk
• 3 tbsp lemon juice
• 1 tbsp lemon zest
• 6 tbsp unsalted butter
• 4 large eggs
• 1 cup fresh berries
• ¼ cup confectioners' sugar