01 - Preheat oven to 350°F. Mix almond flour, powdered erythritol, melted butter, and salt until well combined. Press mixture firmly into the bottom and up the sides of a 9-inch pie dish.
02 - Bake for 8-10 minutes until lightly golden. Let cool completely on a wire rack before filling.
03 - Sprinkle gelatin over cold water in a small bowl. Let bloom for 5 minutes, then microwave for 10-15 seconds until melted and liquid.
04 - Beat softened cream cheese with powdered erythritol until smooth. Add cold brew coffee and vanilla extract; mix until fully combined.
05 - Whip 1/2 cup heavy cream to stiff peaks and gently fold into the cream cheese mixture until uniform.
06 - Stir melted gelatin into filling until fully incorporated. Pour filling into cooled crust and smooth the top evenly.
07 - Refrigerate for at least 2 hours until filling is completely set and firm.
08 - Whip remaining 1/2 cup heavy cream with 1 tbsp powdered erythritol to stiff peaks.
09 - Spread or pipe whipped cream over chilled pie. Garnish with coffee beans or dust with cocoa powder if desired. Serve cold.