How to Make Keto Walnut Pie Crust Preheat the oven to 350ºF.
Place the walnuts and butter in your food processor or blender. Pulse for 2 minutes until the nuts are in tiny pieces and blended in with the butter.
Place the mixture into your pie pan and press it around the whole pan until it spread evenly, I used a rubber spatula to help smooth.
Bake for 15-18 minutes until the crust is golden brown.
How to Make Lemon Pie Filling In a medium mixing bowl combine heavy cream, lemon extract, erythritol sweetener, and vanilla extract together. If you would like your pie to be a yellow color like lemon pie traditionally is add 2 drops of yellow food coloring.
Whip the mixture with a hand mixer until it gets a whipped cream texture, about three minutes.
Assembling Keto Lemon Pie Once the pie crust is cooled make the lemon keto mouse filling and pour it into the pie crust. Spread the filling evenly.