Asiago and Sage Scalloped Potatoes

Name: Asiago and Sage Scalloped Potatoes
Cuisine: American
Ingredients: 2 tablespoons unsalted butter; 2 medium onions, thinly sliced; 1 1/2 teaspoons finely chopped garlic; 2 imported bay leaves; 1/4 teaspoon freshly grated nutmeg; Coarse salt and freshly ground pepper; 1 1/4 cups heavy cream; 1/2 cup milk; 1 cup freshly grated Asiago cheese (about 3 ounces), preferably aged; 1 cup plain dry bread crumbs; 2 tablespoons extra-virgin olive oil; 2 1/2 tablespoons finely shredded fresh sage leaves; 2 1/2 pounds medium Idaho potatoes, peeled and sliced lengthwise 1/8 inch thick