Preheat the oven to 350 F. In a medium bowl, whisk together flour, salt, and baking soda. In a large bowl, combine softened butter with sugar until fluffy.
Add in egg and vanilla extract and mix until smooth. Add in the flour mixture, and mix until a thick dough forms. Fold in crushed potato chips.
Using a cookie scoop or spoon, place cookies at least 2-inches apart onto ungreased baking sheets. Bake for 10-12 minutes.