INGREDIENTS
2 cups
all-purpose flour (spoon & leveled), plus more for hands and work surface
2
and 1/2 teaspoons baking powder
1 tsp
ground cinnamon
1/2 tsp
salt
1/2 cup
(1 stick; 115g) unsalted butter, frozen
1/2 cup
heavy cream, plus an extra 2 Tablespoons for brushing
1/2 cup
packed light or dark brown sugar
1
large egg
1 tsp
vanilla extract
1
heaping cup (180g) mini semi-sweet chocolate chips1
optional: coarse sugar for sprinkling on top before baking
optional: confectioners' sugar for topping after baking