Blackberry Pie | La Cucina Grandinetti

Ingredients

• 2-1/2 pints fresh blackberries
• 1 to 2 tablespoons fresh lemon juice
• 1 cup of sugar
• 1/2 cup all purpose flour
• 1/4 teaspoon salt
• Coarsely grated zest of 1/2 lemon
• 1/4 cup dry bread crumbs or crushed graham crackers
• 1 large egg, beaten
• 1 tablespoon water
• Raw Sugar, for dusting
• 9-inch double pie crust