INGREDIENTS
Cake:
1 stick
butter, softened
3/4 cup
sugar
1 tsp
vanilla
1
egg
2 cups
flour
2 tsp
baking powder
salt
3/4 cup
milk
Filling:
3 tbsp
butter, softened
1 tbsp
cinnamon
1/2 cup
flour
1/2 cup
packed brown sugar
Topping:
5 tbsp
butter, softened
3/4 cup
flour
1/2 cup
packed brown sugar
1 tbsp
cinnamon