Grandma Swanda's Peanut Butter Cookies

These are my Grandmother's famous peanut butter cookies. I guarantee if you make them as written, they will be the BEST you've ever made! Enjoy!

Grandma Swanda’s Peanut butter cookies

1/4 c. margarine

1/2 c. peanut butter

1/2 c. sugar

1/2 c. brown sugar

1 egg

1/2 t. vanilla

1 c. flour

1 t. soda

1/8 t. salt

Cream peanut butter and margarine. Add sugars, vanilla and egg. Beat well. Sift flour with soda and salt. Add. Shape one heaping teaspoon of dough into a ball, roll in granulated sugar and press on cookie sheet with tines of fork dipped in granulated sugar. Bake at 350 for 10 minutes. Makes approximately 30 cookies