Pumpkin Brioche

Name: Pumpkin Brioche
Prep time: 1 h 15 min
Cook time: 35 min
Total time: 1 h 50 min
Cuisine: European, Mediterranean, French
Ingredients: 2⅔ cups (313g) all-purpose flour; ⅓ cup (71g) light brown sugar; 2 teaspoons (6g) instant yeast; ½ teaspoon (2g) fine sea salt; 1 large (56g) egg; 1 large (21g) egg yolk; ¾ cup (170g) pumpkin puree; ¼ cup (57g) whole milk; 10 tablespoons (5 ounces/142g) salted butter, at room temperature; Egg wash, as needed (1 egg + 1 tablespoon water); Turbinado sugar, sanding sugar or pearl sugar, for finishing (optional)