In a mixing bowl, combine the sugar, light brown sugar, salt, vanilla extract, and softened butter. Cream the mixture together using a hand mixer.
Add the whole egg and egg yolk to the bowl, and mix until well combined.
Add the flour, baking soda, and baking powder to the wet ingredients. Mix until a dough forms.
Pour in the chocolate chips and fold them into the cookie dough.
Transfer the cookie dough into a parchment-lined round baking tin.
Bake in a preheated oven at 350°F for 20 to 25 minutes.
Cook it hands-free.
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