St. Louis Peanut Butter Cookies

1/2 cup Butter
3/4 cup Peanut butter
1/2 cup Granulated sugar
1/2 cup Brown sugar
1 Egg
1/2 tsp Vanilla extract
1 1/2 cup Flour
3/4 tsp Soda
1/4 tsp Salt
2 tbsp Water
 
Preheat oven to 350 degrees F.  Cream together butter, peanut butter, both sugars, egg, vanilla and water. Sift together flour, soda and salt and blend into creamed mixture. Drop by tablespoonsfuls onto ungreased baking sheets. Press each cookie with fork dipped in granulated sugar in crosswise pattern.