1 lb potatoes or any other root vegetables like turnip/kohlrabi/rutabaga, any variety, cut into wedges
                                  1 lb celery root, peeled and cut into chunks
                                  1 butternut squash or 2 lbs sweet potatoes, peeled and cut into chunks
                                  1 medium red onion, cut into wide petals, or 2 leeks cut into 2 inch pieces
                                  1 pound chicken sausage, cut into bite-sized pieces
                               
                              
                                      2 sprigs rosemary
                                      1 head cabbage cut into wedges with the core intact
                                      1/2 cup tahini
                                      2 tbsp balsamic vinegar