Creamed Onion Gratin

Ingredients

• 2 yellow onions, cored & quartered
• 1/4 cup olive oil
• 1/2 teaspoon salt, kosher and freshly ground black pepper, to taste
• 2 tablespoons unsalted butter
• 2 tablespoons flour
• 1 cup heavy cream
• 1/4 cup dry white wine
• 1/4 teaspoon nutmeg, freshly grated, to taste
• 1/2 cup parmesan cheese, finely grated
• 3 ounces gorgonzola, crumbled
• 1/4 teaspoon paprika