Vegetarian Noodle-less Butternut Squash Lasagna Prep time: 20 mins Cook time: 1 hour Total time: 1 hour 20 mins Ingredients 1 large necked butternut squash (about 3 pounds) For the vegetables: 2 tablespoons olive oil or butter 1 onion, finely chopped 8 ounces mushrooms, any kind, thinly sliced 1 bunch spinach, stems removed, chopped sea