Ingredients

The following ingredients have 20 Servings
  • 2 sticks unsalted butter (at room temperature)
  • 2 cups granulated sugar
  • 4 extra-large eggs (at room temperature)
  • 1/3 cup grated lemon zest ((from about 6 large lemons))
  • 3 cups all-purpose flour
  • 1/2 teaspoon baking powder
  • 1/2 teaspoon baking soda
  • 1 teaspoon kosher salt
  • 1/4 cup fresh lemon juice
  • 3/4 cup buttermilk ((either low-fat or full-fat), at room temperature)
  • 1 teaspoon vanilla extract
  • 1/2 cup granulated sugar
  • 1/2 cup fresh lemon juice
  • 2 cups confectioners' sugar
  • 3 1/2 tablespoons fresh lemon juice ((from about 1 large lemon))

Instruction