Preheat oven 350.
Electric mix butter and sugars until creamy.
Add peanut butter.
Add egg and vanilla.
On low add flour, baking soda, baking powder and salt.
Use a cookie scoop to portion dough onto parchment lined cookie sheets.
Use a fork to press lines into cookies.
Sprinkle with the extra sugar.
Bake 9-11 minutes and let cool on sheets.
They will firm up as they cool so don't overbake.