Procedure
First of all, mash the sweet potatoes with half the amount of butter. Add eggs, brown sugar, cream, cinnamon, ginger, nutmeg, vanilla extract, and orange juice. Beat the mixture well till it becomes fluffy. Preheat the oven at 400ºF. Then pour the pie filling mixture gently over the pie crust and bake at 375ºF for about 20 - 25 minutes.