INGREDIENTS
1/2 cup
(1 stick, 113 grams) unsalted butter, softened to room temperature
1 cup
granulated sugar
2
large eggs
2 tsp
vanilla extract
1
vanilla bean, scraped OR 1 teaspoon vanilla bean paste
2 cups
cake flour
1 tsp
baking powder
1/2 tsp
baking soda
1 tsp
salt
1 cup
buttermilk, well-shaken
1 cup
(2 sticks, 226 grams) unsalted butter, softened to room temperature
4 cups
powdered sugar, sifted
1/2 tsp
salt
1 tsp
vanilla extract
1/4 cup
heavy whipping cream