Sweet Potato Hamburger Casserole (6 servings) 1 heaping tablespoon coconut oil 2 large or 3 medium sweet potatoes, peeled and spiralized (Spiralizer available on Amazon) 1 medium onion, finely diced 2 medium carrots, chopped in small cubes 1 bell pepper, diced 4 oz. Portobello mushrooms, sliced 2 celery stalks, diced 1 lb. grass-fed ground beef […]