Peanut Butter Cookies

1/4 cup margarine 
1/4 cup creamy peanut butter 
2 tblsp granulated sugar replacement 
1 egg 
1/4 cup water 
1 tsp vanilla extract 
1 1/2 cup flour 
1 tsp baking soda 
1/2 tsp baking powder 

Cream together margarine, peanut butter and sugar replacement. Add egg, water and vanilla. Beat until fluffy. Combine flour, baking soda and baking powder in sifter and sift dry ingredients into creamed mixture. Blend completely. Chill overnight. Drop by teaspoonfuls onto lightly greased cookie sheets, 2 to 3 in. apart. Press by flat criss-crossing fork. Bake at 375 degrees F for 12 to 15 minutes or until golden brown.