INGREDIENTS
butter for greasing the pan
2 1/2 cups
All Purpose Flour
1 tsp
baking soda
1 tsp
baking powder
1/2 tsp
salt
10 tbsp
unsalted butter, at room temperature
1 cup
granulated white sugar
3
large eggs
1 tsp
vanilla extract
1 1/4 cups
sour cream
additional butter, for greasing the pan
3 cups
All Purpose Flour
1 cup
packed light brown sugar
1 tbsp
ground cinnamon
1 1/2 tsp
coarse salt (I used Kosher)
1 3/4 cups
unsalted butter, at room temperature