Cherry Cobbler

1 - 16 ounce can cherry pie filling
1 package cake mix for 1 layer cake
1 egg
3 tablespoons evaporated milk
1/2 teaspoon cinnamon
1/2 cup chopped nuts - optional

Put pie filling in lightly buttered 3 1/2-quart Crock Pot and cook on high for 30 minutes. Mix together the remaining ingredients and spoon onto the hot pie filling. Cover and cook for 2 to 3 hours on low.