INGREDIENTS
1 1/2
cups/180 grams all-purpose flour
1 tsp
cream of tartar
1/2 tsp
baking soda
1/2 tsp
kosher salt
10
tablespoons/138 grams (1 1/4 sticks) unsalted butter, at room temperature
3/4
cup/150 grams granulated sugar, plus 2 tablespoons
1
large egg
1/2 tsp
vanilla extract
1 tbsp
ground cinnamon