These gluten free cookies are made with just 4 ingredients and no flour! They are perfect for peanut butter lovers on a gluten free diet but are so delicious the whole family will enjoy them.
Preheat the oven to 350 degrees F. Line a large baking sheet with parchment paper and set aside.
In a large bowl, using a hand mixer on medium speed, combine the peanut butter, brown sugar, egg, and vanilla until peanut butter mixture forms a stiff dough forms.
Scoop dough with a small cookie scoop and roll into a ball.
Place cookie dough balls on prepared cookie sheet. Press the back tines of a fork onto the top of the cookies about half way through. Dip fork into granulated sugar (if desired) then press in a crisscross pattern. Dip the tines the fork into sugar between each press.
Bake for 8 minutes, or until cookies are golden brown around the edges and have set in the center.
Remove from oven and place cookies on a cooling rack until completely cooled. Store in an airtight container.