The potatoes will have to be prepared just before cooking or they will go brown. The quinoa stuffing can be made two days in advance and the vegetables can be stuffed the day before.
Quinoa can be cooked like millet; it absorbs twice its volume in liquid. Use it in place of rice in cooked dishes, or serve it as a side dish, in salads or as a stuffing. Alternatively ...
Bake for 10 minutes. Meanwhile, in a medium bowl, combine all ingredients for the stuffing. Remove mushroom caps from oven and fill with stuffing. Bake an additional 15 minutes or until mushrooms ...
Combine the squash flesh with quinoa, cranberries and mushroom-onion-celery-apple mixture. Add Himalayan Sea Salt and freshly ground black pepper to taste. Refill the squash with stuffing mixture.