Preheat oven to 350°.
In a large bowl, beat together margarine and peanut butter until smooth. Beat in the sugars until smooth, then beat in the eggs and vanilla.
In a small bowl, blend together remaining ingredients and add them, a little at a time, to the peanut butter mixture.
Drop the dough by rounded teaspoonfuls on ungreased baking sheets. Bake 12 minutes, or until lightly browned.
Remove from baking sheets and cool completely on wire racks.
Store in tightly covered containers or freeze.
Makes 6 dozen small cookies
Please Note: Nutritional values listed may vary from final results depending on actual measurements and brands used to prepare the recipe.