Mardi Gras King Cake

Name: Mardi Gras King Cake
Prep time: 1 h 30 min
Cook time: 20 min
Total time: 1 h 50 min
Cuisine: European
Ingredients: 3 1/2 cups all purpose flour; 1 package (2 1/4 teaspoons) Quick Rise yeast; 1 cup milk (120º to 130º); 1/4 cup sugar; 1 teaspoon salt; 2 eggs; 6 tablespoons unsalted butter, softened, cut into 12 pieces; 2/3 cup packed light brown sugar; 1 1/2 teaspoons ground cinnamon; 4 tablespoons unsalted butter, softened; 1 cup powdered (confectioners) sugar; 1 tablespoon milk; 1/2 teaspoon vanilla; dark green, purple, and yellow or gold sugars; miniature plastic baby