Three-Berry Cobbler - cooking recipe

Ingredients

1 (12 ounce) package frozen blackberries, unthawed
1 (12 ounce) package frozen raspberries, unthawed
1 (12 ounce) package frozen blueberries, unthawed
1 1/2 cups sugar
1/2 cup all-purpose flour
1/4 cup butter, melted
1 teaspoon vanilla extract
1 (15 ounce) package refrigerated pie crusts
1 large egg, lightly beaten
1 tablespoon sugar

Preparation

Stir together first 7 ingredients in a large bowl, stirring just until combined. Spoon into a lightly greased 13 x 9 inch baking dish.
Roll 1 piecrust to fit baking dish; place on berry mixture. Cut remaining piecrust into 1/2 inch strips. Arrange strips in a lattice design over other piecrust. Brush with egg, and lightly sprinkle with 1 tablespoon sugar.
Bake at 400F for 55-60 minutes or until golden and bubbly.