For the crust - Pulse the almonds in a food processor until thoroughly ground. Add the remaining crust ingredients and pulse until well-combined. Using the sides and bottom of a measuring cup, press into pie dish buttered and dusted with arrowroot.
For the pie - Beat the eggs and Rapadura until well combined. Combine egg mixture with the remaining pie ingredients in a food processor and pulse until smooth. Pour into the prepared pie crust and bake at 350 degrees for 45 minutes or until knife inserted into center comes out clean.