INGREDIENTS
3 tbsp
unsalted butter
1 cup
all-purpose flour
3/4 cup
sugar
3/4 tsp
baking powder
1/4 tsp
baking soda
1/2 tsp
Kosher salt
1/2 tsp
cinnamon
1
large egg
1/2 cup
plus 2 tablespoons buttermilk
1 tsp
vanilla extract
1/2 cup
sugar
1/2 cup
brown sugar
1 tbsp
cinnamon
3 tbsp
unsalted butter