INGREDIENTS
1/2 cup
unsalted butter, softened
1/2 cup
granulated sugar
1
egg
3/4 tsp
vanilla bean paste
1 2/3 cups
all-purpose flour
1 tsp
cream of tartar
1/2 tsp
baking soda
1/8 tsp
salt
2 tbsp
granulated sugar
1 tsp
cinnamon
1/2 cup
biscoff spread, or any cookie butter