INGREDIENTS
For the streusel
3/4 cup
light brown sugar
1/3 cup
all-purpose flour
1 tsp
ground cinnamon
4 tbsp
unsalted butter, melted
For the coffee cake
1 1/2 sticks
unsalted butter
2 cups
all-purpose flour
1 tsp
baking powder
1/2 tsp
baking soda
1/2 tsp
fine salt
1/4 cup
granulated sugar
1/2 cup
light brown sugar
1/4 cup
whole milk
2
large eggs, at room temperature
8 oz
sour cream, at room temperature
For the topping
1/2 cup
powdered sugar, sifted
1 tbsp
milk