Ingredients

The following ingredients have 18 Servings
  • 1 cup granulated sugar
  • 1 3/4 cups cake flour (not self-rising)
  • 1 1/2 teaspoons baking powder
  • 1/2 teaspoon baking soda
  • 1/2 teaspoon salt
  • 2 tablespoons key lime zest (zest from about 12 key limes)
  • 1/4 cup unsalted butter ( room temperature)
  • 2 large eggs (room temperature)
  • 1/3 cup full-fat sour cream
  • 1/4 cup canola oil (you can also use vegetable oil)
  • 1 tablespoon vanilla extract (use pure, not imitation )
  • 2/3 cup whole milk (room temperature)
  • 3 tablespoons key lime juice
  • 1 cup unsalted butter (room temperature)
  • 3 cups powdered sugar (add more until it reaches your preferred consistency)
  • 1/2 teaspoon salt
  • 1 tablespoon sweetened condensed milk

Instruction