In food processor, or dry container for vitamix grind almonds and flax seeds until fine. Add salt(optional). Add water 2 cups first, Process add more until it is fluffy if too sticky add more water.
Spread on teflex and dehydrate for 12-20 hours. You can cut time significantly by starting at 145 degrees for 1 hour and than 115 for the remainder. If you prefer lower temps like 100-105 works just as good.
Flip after 3-4 hours. Cut with pizza cutter at this time into squares, or anyshape like pizza triangles. The smaller you cut the quicker the dehydrate. Stores well for 2 weeks-1 month.