Pumpkin Cheese Stuffed Pasta Shell Bolognese Bake

Name: Pumpkin Cheese Stuffed Pasta Shell Bolognese Bake
Prep time: 20 min
Cook time: 40 min
Total time: 1 h
Cuisine: European, Italian, Mediterranean
Ingredients: 2 tablespoons extra virgin olive oil; 1 yellow onion, chopped; 3/4 pound lean ground chicken or beef; 2 cloves garlic, minced or grated; 1 tablespoon dried oregano; 2 teaspoons fennel seed; 2 teaspoons smoked paprika; 1 pinch crushed red pepper flakes; kosher salt and black pepper; 1 (24 ounce) jar marinara sauce; 1 cup dry white wine, such as Pinot Grigio or Sauvignon Blanc; 1 pound jumbo shells; 1 (14 ounce) can pumpkin pureé; 2-3 cups shredded fontina cheese; 1/4 cup crumbled blue cheese ( (optional)); 2 tablespoons chopped fresh sage; 1/4 teaspoon ground nutmeg; 1/2 cup provolone cheese, cubed