Kristen's Peanut Butter Cookies

(Aunt Renie)

1/2 cup peanut butter
1/2 cup softened butter
1/2 cup sugar
1/2 cup brown sugar
1 egg
1/2 tsp vanilla
1/2 tsp baking soda
1/2 tsp salt
1 1/4 cup flour

Bake at 375 degrees for 10-12 minutes.