INGREDIENTS
1/2 cup
uncooked oats (quick-cook or old-fashioned)
1/2 cup
all-purpose flour
3/4 tsp
baking powder
1/4 tsp
baking soda
1/8 tsp
salt
1 tsp
cinnamon
1/8 tsp
nutmeg
4 tbsp
unsalted butter (melted and slightly cooled)
1/4 cup
granulated sugar
2 tbsp
brown sugar
1
large egg yolk
1/2 tsp
vanilla extract
1/3 cup
powdered sugar
1/4 tsp
vanilla extract
1 tsp
milk