Cinnamon Swirl Bread

Name: Cinnamon Swirl Bread
Prep time: 20 min
Cook time: 40 min
Total time: 3 h 30 min
Yield: 12
Ingredients: Ingredients; Cinnamon Filling; 1/3 cup granulated sugar; 2 tablespoons ground cinnamon; 2 tablespoons unsalted butter, melted; 1 tablespoon all-purpose flour; 3 1/2 cups all-purpose flour; 1/4 cup granulated sugar; 2 1/4 teaspoons active dry yeast (1 packet); 1 teaspoon salt; 1 cup warm milk (110°F); 1/4 cup unsalted butter, melted; 1 large egg; 1 teaspoon vanilla extract; Glaze (optional); 1 cup powdered sugar; 2-3 tablespoons milk; 1/2 teaspoon vanilla extract