Dulce De Leche Chocolate Chip Cookies (version 2.0)

24 cookies, 3 inches wide

About 1 hour + cooling

Chewy chocolate chip cookies with deeply roasted flavor from dulce de leche and brown butter, staying soft for days.

prepPreheat oven to 375°F / 190°C with rack in middle position
prepLine baking sheet with parchment paper or silicone mat
prepIf using chocolate bar, chop into ½-inch / 1 cm chunks
113 g / 4 oz unsalted butter	Brown butter in saucepan over medium heat	Pour hot brown butter into dulce de leche & brown sugar, stir to combine	Cool to 70°F / 21°C, then beat in egg yolk, vanilla, salt & baking soda	Beat in flour until just combined	Fold in chocolate chips & chunks	Scoop onto baking sheet, bake 375°F / 190°C, 12–14 min	Cool on baking sheet 5 min, then transfer to wire rack
170 g / 6 oz dulce de leche
55 g / ¼ cup packed brown sugar
1 egg yolk
1 tsp vanilla extract
½ tsp salt
½ tsp baking soda
196–240 g / 1½–2 cups all-purpose flour (see step 1)
85 g / ¾ cup semi-sweet chocolate chips
85 g / ¾ cup chocolate chunks (from chopped bar)

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