Meringue Shells with Lemon Curd

Ingredients (14)

• 6 large egg whites
• 1 teaspoon white vinegar
• 1 teaspoon vanilla extract
• 1/4 teaspoon salt
• 1/4 teaspoon cream of tartar
• 1-1/2 cups sugar
• LEMON CURD:
• 1/2 cup sugar
• 2 tablespoons potato starch
• 1 cup water
• 1/2 cup plus 1 tablespoon lemon juice, divided
• 3 large eggs, beaten
• 2 teaspoons grated lemon zest
• Whipped topping and fresh berries, optional