all-purpose flour (about 300 grams) • butter (about 170 grams) • egg • white sugar (about 50 grams) • brown sugar (about 70 grams, or use all white sugar if needed) • baking soda • salt • vanilla extract • chocolate chips (about 100 grams)
all-purpose flour (about 300 grams) • unsalted butter (I use President) • cold egg yolks • sugar (I use Korean brown sugar) • baking soda • salt • chocolate chips (50-60 grams) • vanilla extract