Recipe: <!-- -->Mardi Gras King Cake<!-- --> | Whole Foods Market

Ingredients

• 2 packages (0.25-ounce) active dry yeast
• 2 teaspoons plus 1/2 cup granulated sugar
• 3 1/2 cups all-purpose flour
• 1/2 teaspoon ground cardamom
• 1 teaspoon ground allspice
• 2 teaspoons fine sea salt
• 1 teaspoon lemon zest
• 1/2 cup plus 1 tablespoon warm milk, divided
• 5 egg yolks
• 9 tablespoons (1 stick plus 1 tablespoon) unsalted butter, softened
• 1 tablespoon ground cinnamon
• 3 cups powdered sugar
• 1/4 cup lemon juice
• Natural green, purple and yellow food coloring
• 1 whole egg