San Francisco butcher Ryan Farr of 4505 Meats knows a thing or two about making sweet, savory sausage, bratwurst, and hot dogs. His book, Sausage Making, is an all-inclusive instructional for multiple skill levels and covers everything from tools, to ingredients, to step-by-step instructions. It features 50 recipes and more than 175 color photographs of skills like grinding, mixing, stuffing, and cooking.