Pasta with Blue Cheese, Spinach, and Walnuts / Jill Silverman Hough

Ingredients

• 1 pound penne, or other favorite pasta
• 2 tablespoons olive oil
• 1 cup sliced shallots (2 to 3)
• 1 teaspoon coarse kosher salt, plus more to taste
• 1/2 teaspoon pepper, ideally freshly ground, plus more to taste
• 2 cloves garlic, sliced
• 1/2 cup dry white wine
• 1/2 cup crème fraîche
• 1/4 cup heavy cream
• 1/2 teaspoon ground nutmeg
• 4 cups baby spinach leaves (about 2 ounces)
• 3/4 cup crumbled blue cheese, divided (about 3 ounces)
• 1/2 cup chopped walnuts, toasted, divided