Ultimate Cinnamon Rolls With Vanilla Frosting

Name: Ultimate Cinnamon Rolls With Vanilla Frosting
Prep time: 45 min
Cook time: 30 min
Total time: 1 h 15 min
Cuisine: American, European
Ingredients: 3 1/4 teaspoons active dry yeast (about 1.38 packets); 1/4 cup warm water (about 105 F); 1/2 cup shortening or unsalted butter, softened; 1 cup milk; 1/3 cup granulated sugar; 1 1/2 teaspoons kosher salt; 1 large egg, beaten; 4 cups sifted all-purpose flour, or more or less as needed; Cooking spray, for greasing; 1/2 cup unsalted butter, melted, or more or less as needed; 1 cup packed light brown sugar, or more or less as needed; 1 to 2 tablespoons cinnamon; Raisins, optional; 2 cups powdered sugar; 1 tablespoon unsalted butter, melted; 1 teaspoon pure vanilla extract; 2 to 4 tablespoons milk or cream