Cream margarine with mixer at high speed for 2 minutes until creamy. Continue to beat and add sugar. Beat until light and sugar is not
Mix the flax seed with the water and add to the mixture. Add pumpkin and vanilla extract. Beat well.
At lower speed, add remaining ingredients. Mix only until incorporated. Put cookie dough onto the fridge and refrigerate until a bit more firm.
Preheat oven to 350°F. Scoop a piece of dough and place onto a cookie sheet.
Bake 15 - 18 minutes at 350°F. until edges are light brown.