Lamb shoulder, veal shoulder and pork butt can be purchased through most butcher shops and meat counters at well-stocked supermarkets; call ahead to ensure availability and to order ahead if necessary.
Pork back fat (fatback) and hog and sheep casings can be a bit more difficult to find; not all butchers carry them. Contact your local butcher or market meat counter for availability and ordering information, or contact one of the following sources.
Los Angeles County
Alexander’s Prime Meats. Often carries pork back fat and hog and sheep casings. Will order if not in stock. 6580 N. San Gabriel Blvd., San Gabriel, (626) 286-8871.
Bob’s Market. Will order back fat and hog and sheep casings. 1650 Ocean Park Blvd., Santa Monica, (310) 452-2493, www.bobsmkt.com.
Harvey’s Guss Meat Co. Carries back fat and hog and sheep casings in bulk. Will order if not in stock. 949 S. Ogden Drive, Los Angeles, (323) 937-4622.
Huntington Meats & Sausage. Typically carries back fat and hog and sheep casings. Will order if not in stock. 6333 W. 3rd St., Los Angeles, (323) 938-5383, www.huntingtonmeats.com.
Beef Palace. Carries hog casings. 5895 Warner Ave., Huntington Beach, (714) 846-0044.
El Toro Gourmet Meats. Carries back fat and hog casings. Will order sheep casings. 23522 El Toro Road, Lake Forest, (949) 855-0215, www.eltoromeats.com.
Jim’s Fallbrook Market. Carries back fat and hog and sheep casings. Will order if not in stock. 5947 Fallbrook Ave., Woodland Hills, (818) 347-5525.
Pacific Ranch Market. Carries hog and sheep casings. Will order back fat. 7540 E. Chapman Ave., Orange, (714) 639-9792
The following websites carry hog and sheep casings, as well as a selection of sausage-making equipment, including grinders and stuffers: Sausage Maker Inc. at www.sausagemaker.com and Meat Processing Products at www.meatprocessingproducts.com/sausage-making.html.
-- Jordan Burnier and Noelle Carter