Fresh Blueberry Pie
["1 can blueberry pie filling", "1 c. sugar", "3 heaping Tbsp. cornstarch", "juice of 1/2 large lemon", "1 Tbsp. butter", "pinch of salt"]
["Cook together until thickened.", "Cool a little.", "Fold in 1 box washed fresh blueberries.", "Pour into cool baked pie shell."]
["blueberry pie filling", "sugar", "cornstarch", "lemon", "butter", "salt"]