Preheat oven to 350°
Make up flax egg: combine flaxseed and water in a small bowl. Let sit 5 minutes
Beat shortening and sugars at medium speed until blended; add flax egg and vanilla, beating well.
Combine flour and next 2 ingredients; add to shortening mixture, mixing well.
Stir in oats and remaining ingredients.It might be crumbly, you can add a tiny bit more water at this stage if needed.
Shape into balls, and place 2 inches apart on lightly greased cookie sheets; flatten slightly.
Bake at 350° for 12-14 minutes (depending on size).
Transfer to wire racks to cool.