Combine margarine and sugar together. Add eggs and vanilla. Add baking powder and sifted flour. Divide dough into fourths. Add 1/2 package gelatin to each fourth. Using cookie press, position cookies on ungreased cookie sheet. Sprinkle with remaining gelatin. Bake in a preheated 350 degree oven for 8 to 14 minutes or until done. Do not brown. Yield: approximately 5 dozen cookies.