Apple Rhubarb Pie

Ingredients

 * 2 cup red rhubarb [slices]
 * 1 cup sugar
 * 1 tsp cinnamon
 * 1 can (21 oz) apple pie filling
 * ¾ tsp apple pie spice
 * 3 tbsp [instant] tapioca
 * 1 x 9 in pie shell for double crust pie

Directions

 * 1) In a medium mixing bowl combine the rhubarb, sugar, and cinnamon, mixing well to coat.
 * 2) Let stand stirring occasionally.
 * 3) After about ten to fifteen minutes.
 * 4) Add the pie filling, spice, and tapioca to the rhubarb mixture and mix well.
 * 5) Place the bottom pastry into the pie dish pressing into all of the corners, then add the fruit and cover with the remaining pastry, sealing and fluting the edges.
 * 6) Bake in a pre-heated 325°F oven for 35 to 40 minutes.
 * 7) And let cool completely before serving.