INGREDIENTS
8 tbsp
unsalted butter, at room temperature
1/4 cup
nonfat plain Greek yogurt, at room temperature
1 3/4 cups
granulated sugar
3/4 tsp
kosher salt
4
large eggs, at room temperature
3 cups
all-purpose flour
2 tsp
baking powder
1/2 tsp
baking soda
1 cup
well-shaken, low-fat buttermilk, at room temperature
Zest of 2 medium lemons
1 1/2 cups
fresh blueberries, optional (see notes if using frozen)
1/2 cup
powdered sugar
1 tbsp
freshly squeezed lemon juice
1/2 tbsp
low-fat buttermilk