Double Crusted Blueberry Cobbler!!!

Blueberry cobbler made with a top crust  Blueberry filling: 1 pint blueberries 1/3 cup blueberry pie filling 1/2 teaspoon salt 1/4 cup sugar Batter: 1/4 cup melted salted butter 1/4 cup sugar 1 tablespoon imitation vanilla, or 1 teaspoon pure vanilla 1 cup buttermilk 1/4 teaspoon cinnamon 1/4 teaspoon baking soda 1 and 1/4 cup self rising flour 1 large egg 1 sheet pie crust: Brush with egg wash Dust with sugar and cinnamon Bake on 350° for 45 minutes Enjoy!!