Ingredients

The following ingredients have 12 Servings
  • 2 cups all-purpose flour (be sure NOT to pack your flour)
  • 1 teaspoon baking powder
  • 1/2 teaspoon baking soda
  • 1/2 teaspoon salt
  • 1/2 teaspoon ground cinnamon
  • 1/2 cup whole milk
  • 1/2 cup full-fat sour cream
  • 1 stick unsalted butter, at room temperature
  • 1/4 cup granulated sugar
  • 3/4 cup packed light brown sugar
  • 2 large eggs plus one large egg yolk, at room temperature
  • 1/4 cup boiling hot water (should be very hot, and poured into measuring cup right after boiled)
  • 1/2 cup thick, creamy caramel sauce (see post for references), optional
  • 1/2 cup (1 stick) unsalted butter
  • 1/2 cup heavy cream
  • 1 cup packed light brown sugar
  • 3/4 teaspoon salt
  • 3 and 1/4 cups confectioners' sugar, sifted
  • 1/4 cup liquid caramel sauce, for drizzling, optional (see post for references)
  • 1 teaspoon flaky sea salt
  • 6 chewy caramel candies, cut in half (see post for references)

Instruction