Sandwich Baron Pretoria Banting Menu. Sandwich Baron is the largest sandwich franchise in South Africa. It is an established chain, with a wide choice of bread and fillings. The menu has over 200 items made up of Sandwiches, French and Footlongs. Also available are platters, salads and baked potatoes for breakfast and lunch, and our menu items also cover corporate and party services. Sandwich Baron has added a collection of Banting menus to our list which is available to order online. Online Orders – Free Delivery (min orders may apply).