Preheat oven to 400’ F. Pierce potatoes with a toothpick and cook in microwave on high until tender about 6 minutes per side. Cut open and set aside and cool completely.
Step 2
Once cool scrap inside of potatoes into a food processor or blender. Discard shells and blend until smooth. Measure out enough of the puree to equal about 1 1/2 cups.
Step 3
reserve the remaining puree for further use. Place puree in a large bowl and add brown sugar and the next six ingredients and whisk until smooth
Step 4
Transfer filling to a 9” inch pie crust. Bake until filling puffs around edges and is set in the center, about 50 minutes. Transfer to a rack and cool completely. Cover and keep refrigerated. Serve with whipped cream.