In a mixing bowl, cream margarine and gelatin. Beat in egg
substitute and vanilla. Add flour and baking powder; mix
well. Chill for 1 hour. Roll out on a lightly floured board
to 1/4" thickness. Cut with a 1-1/4" cookie cutter. Place on
ungreased baking sheets. bake at 400 degrees for 6-7 minutes
or until bottoms are lightly browned and cookies are set.
Cool on wire racks.
Yield: 6 dozen.