300 and counting — Les Petites Gourmettes

Ingredients

• 1/2 cup sugar
• 1 tablespoon cornstarch
• 1/2 teaspoon grated lemon zest
• 1/4 teaspoon ground cinnamon
• 3 cups coarsely chopped peeled peaches
• 2 cups blueberries
• 1 tablespoon lemon juice
• 1/2 teaspoon vanilla extract
• 1 cup flour
• 3 tablespoons sugar
• 3/4 teaspoon baking powder
• 1/8 teaspoon baking soda
• 1/4 teaspoon salt
• 2 tablespoons chilled unsalted butter, cut into small pieces
• 6 tablespoons buttermilk
• 1 tablespoon unsalted butter, melted