Blueberry Pie - Vegies Unlimited Mackay

Ingredients

• 5 cups fresh blueberries
• 1 tablespoon lemon juice
• 1 package refrigerated pie crusts
• 1 cup sugar
• 1/2 cup all-purpose flour
• 1 teaspoon salt
• 1/2 teaspoon ground cinnamon
• 2 tablespoons butter or margarine
• 1 large egg, lightly beaten
• 1 teaspoon sugar