Name: Nutella Cinnamon Sugar Doughnuts
Prep time: 30 min
Cook time: 15 min
Total time: 2 h 15 min
Yield: 1 dozen
Ingredients: 2 packages (1/4 ounce each) active dry yeast; 1/4 cup warm water (110° to 115°); 3/4 cup warm full-fat milk (110° to 115°); 5 tablespoons unsalted butter, at room temperature; 1/3 cup granulated sugar; 1 large egg plus 1 egg yolk, at room temperature; 3/4 teaspoon salt; 3 and 3/4 cups all-purpose flour, divided; 1/2 cup Nutella, whisked smooth; 1 egg white, lightly beaten; 2 cups Crisco Vegetable Oil, for frying; 1 cup granulated sugar; 1 tablespoon cinnamon