Butternut Squash Gratin without neck mozzarella leek

2 1/2 tablespoons oil, divided 1 (20 ounce) butternut squash, sliced into 1/8-inch thick pieces salt and pepper 1/8 teaspoon ground nutmeg , divided 1 1/2[...]

2 (2 lb) butternut squash, necks only, peeled and each cut crosswise into sixteen 1/4-inch-thick rounds 1 tablespoon extra virgin olive oil salt & freshly[...]

1/4 cup unsalted butter 4 cups thinly sliced onions (about 1 pound) 2 1/2 lbs butternut squash, peeled, seeded, cut into 1/2-inch cubes 1 teaspoon sugar 1/2[...]