In a food processor combine almond flour, arrowroot, salt, and yacon

Process until dough forms

Roll out between two pieces of parchment paper to ¼-inch thickness

Remove top piece of parchment paper

Cut dough into 6 (5 x 2.5 inch) rectangles

Score rectangles into 4 equal parts and poke holes in the surface

Bake at 350°F for 6-9 minutes

Cool for 1 hour, then serve