These are designed to be soft and chewy for days. The two key techniques are browning the butter, which adds a deep, nutty flavor, and chopping chocolate bars into irregular shards. This creates everything from tiny flecks that melt into the dough to large, gooey pools of chocolate.
Prep Time 20 minutesminutes
Cook Time 11 minutesminutes
Chill Time 30 minutesminutes
Total Time 1 hourhour1 minuteminute
(Keep screen awake)
Ingredients
3cupsold-fashioned rolled oats
3/4cupAP flour
1/4cupbread flour
1tspbaking soda
1tspDiamond Crystal kosher salt
1tspground cinnamon
1/4tspfreshly grated nutmeg
10tbspunsalted butter1 1/4 sticks
1cuppacked dark brown sugar
1/4cupgranulated sugar
1tspvanilla extract
1large egg
1large egg yolk
8ozbittersweet chocolate70% cacao, chopped from a bar
6ozsemisweet chocolatechopped from a bar
Method
Brown butter in light-colored skillet over medium heat until nutty and speckled; transfer to large bowl.
Chop chocolate into varied sizes from chunks to shavings.
Whisk together flours, baking soda, salt, cinnamon, and nutmeg in medium bowl.