Louis' Lunch onion, then served on two square pieces of toasted white bread. Louis' Lunch flame broils the hamburgers in the original cast iron vertical gas broilers manufactured by the Bridge and Beach, Co., St. Louis, Missouri in 1898. The stoves use hinged steel wire gridirons to hold the hamburgers in place while they cook simultaneously on both sides. The gridirons were made by Luigi Pieragostini and patented in 1938. A sharp cheese spread is used, as opposed to sliced cheese. The restaurant uses a 1929 Savory Radiant Gas Toaster. The restaurant is traditionally closed during the month of August (for annual
Bulldog gravy Depression and were common foods among the poor at least before World War I and likely earlier. In he Midwest Bulldog Gravy was known as Monkey Gravy but there it was often made without any fat. Lard Sandwiches were common (a slice of bread spread with lard). Open face if with beans or a closed sandwich for a school child's lunch. Soaking the bread in water and lard was unknown. Dessert would be an open face lard sandwich sprinkled with a spoonful of sugar. Bulldog gravy Bulldog gravy was a Great Depression-era foodstuff associated with American coal miners. It was