INGREDIENTS
2 1/2 cups
all purpose flour
1 tsp
baking soda
1/2 tsp
cinnamon
2 tsp
cinnamon
2 tsp
cream of tartar
1 1/4 cups
dark brown sugar
1 large
egg yolk
1/2 cup
granulated sugar
1 tbsp
plain greek yogurt
1/4 tsp
salt
1/4 cup
sugar
1 cup
unsalted butter
1 tsp
vanilla extract