INGREDIENTS
1 tbsp
flour, for coating the pan
2 cups
all-purpose flour (measured correctly)
1 cup
+ 2 Tablespoons granulated sugar
1 tsp
salt
10 tbsp
(1 and 1/4 stick) unsalted butter, firm and cold
1 tsp
baking powder
1/2 tsp
baking soda
3/4 cup
buttermilk, at room temperature1
1
large egg, at room temperature2
2 tsp
vanilla extract
2/3 cup
packed light or dark brown sugar
2 tsp
ground cinnamon