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
Nordic bread culture once a month, or more often during the summer. During storage, these breads gradually became drier and drier, even if they were carefully wrapped in cloth or placed in grain bins. However, dry bread was also more economical and eating fresh bread was considered a luxury. A high intake of wholegrain bread has been typical of Norwegian bread eating habits for both breakfast and lunch. A special preparation was used to make leavened oven baked bread longer-lasting. This was particularly necessary for ships’ crews on long voyages. This consisted of wholegrain balls cut in two and dried in an oven