INGREDIENTS
1 cup
unsalted butter, softened and divided
6
Granny Smith (or your favorite flavor) apples, peeled and sliced thin
1/2 cup
brown sugar, packed
3 tsp
cinnamon, divided
3/4 cup
+ 1/3 cup granulated sugar, divided
1
egg
1 tbsp
vanilla extract
1/2 tsp
baking soda
1/2 tsp
cream of tartar
1/2 tsp
salt
2 cups
flour