Ingredients
Equipment
Method
- Preheat oven to 325°F. Grease a 13x18-inch sheet pan.
- Whisk melted butter with brown and white sugar until smooth.
- Add eggs, yolks, milk, and vanilla. Whisk until fully combined.
- Fold in flour, cornstarch, baking soda, baking powder, and salt.
- Stir in chocolate chips. Spread dough evenly in sheet pan.
- Bake for 20–22 minutes. Cool completely in pan before cutting.
Notes
Slightly underbake the cookies for best results. Store in an airtight container at room temp for up to 5 days or freeze for 3 months.