
12 ounces cream cheese, softened
¾ cup salted butter, softened
6¾ cups powdered sugar
1 tablespoon lemon zest
1½ tablespoons fresh lemon juice
5 cups plus ¼ cup cake flour, divided
4 teaspoons baking powder
1 teaspoon coarse kosher salt
½ teaspoon baking soda
2 cups salted butter, softened
3½ cups granulated sugar
2 tablespoons lemon zest
4 teaspoons vanilla extract
8 large eggs, room temperature
2 cups buttermilk
1 cup fresh lemon juice
4 cups fresh blueberries, plus additional for garnish
Lemonquats, thinly sliced, for garnish
Edible flowers, for garnish
Fresh mint, for garnish