INGREDIENTS
1
cup all-purpose flour
3/4 tsp
baking powder
1/2 tsp
baking soda
1/4 tsp
table salt
14 tbsp
unsalted butter, softened
1 cup
sugar
1/4 cup
packed light brown sugar
1
large egg
1 tsp
vanilla extract
2 1/2 cups
old-fashioned rolled oats
6 oz
good-quality white chocolate bar (chopped (not “white chocolate” chips - they’re almost always artificial))
1 tsp
flaky sea salt (like Maldon or fleur de sel (for sprinkling on top))