-
Preheat oven to 350°. Grease 9-inch Springform pan. Line bottom with parchment paper (optional). Wrap bottom and sides of pan with foil if worried about leakage (optional).
-
Stir almond flour, melted butter, erythritol and vanilla in a small bowl until well combined. The mixture will be crumbly.
-
Press the crust mixture into the pan bottom. Bake on center rack of oven for 10 - 12 minutes until just golden. Allow to cool 10 minutes.
-
Meanwhile, using a stand or hand mixer, beat cream cheese and powdered sugar at low speed until fluffy. Beat in eggs one at a time. Stir in pumpkin puree and sour cream until just combined and no lumps remain. Add vanilla extract, maple extract, and pumpkin spice. Beat until well combined.
-
Pour filling into prepared pan. Smooth top with offset spatula. Bake on center rack of oven for 45 - 55 minutes until center is almost set. (will still be slightly jiggly in the center).
-
Remove from oven and allow to cool in the pan. Keep in the pan, cover and refrigerate for at least 4 hours or overnight to fully set.
-
To remove, run a knife gently around the sides, unclamp and carefully remove the pan. It should come right off.
-
In a small bowl, whisk the powdered erythritol, cream and maple extract. Thin with water to desired consistency. Drizzle over cheesecake slices for serving.