INGREDIENTS
1/2 cup
packed brown sugar
1 tsp
ground cinnamon
1 cup
unsalted butter, room temperature
1 3/4 cups
granulated sugar
3
large eggs
2 tsp
pure vanilla extract
2 1/2 cups
all-purpose flour
2 tsp
baking powder
1 tsp
ground cinnamon
1 cup
buttermilk
1 cup
unsalted butter, room temperature
4 cups
powdered sugar, sifted
1 tsp
vanilla
1 1/2 tsp
ground cinnamon
2 tbsp
heavy cream
1 cup
cinnamon chips
1/4 cup
heavy cream