Rustic Apple Galette

Ingredients

• Crust
• 1 1/2 cups all-purpose flour
• 1/2 cup stone-ground whole-wheat flour
• 3 teaspoons granulated sugar
• 1/2 teaspoon salt
• 6 tablespoons trans fat-free vegetable shortening
• 3 tablespoons apple juice
• Filling
• 3 cups sliced peeled Golden Delicious apples, cut into 1/4-inch thick slices
• 2 tablespoons fresh lemon juice
• 1/2 cup packed dark brown sugar
• 3 tablespoons all-purpose flour
• 1/2 teaspoon ground cinnamon
• 1/8 teaspoon ground allspice
• 1 tablespoon unsalted butter, diced
• 1 large egg white
• 1 tablespoon water
• 3 tablespoons coarse sugar