Egg foo young in the United States, at least as early as the 1930s, created a pancake filled with eggs, vegetables, and meat or seafood. In a U.S. regional variation, many American-Chinese restaurants in St. Louis, Missouri, serve what is called a St. Paul sandwich, which is an egg foo young patty served with mayonnaise, dill pickle, and sometimes lettuce and tomato between two slices of white bread. In the Netherlands, which has a local variation on the Chinese Indonesian cuisine, it is known as "Foe yong hai", and is usually served with a sweet tomato sauce. Strictly, according to "hai" in the
What Are Little Boys Made Of? many variant forms. For example, other versions may describe boys as being made of "snaps", "frogs", "snakes", or "slugs", rather than "snips" as above. In the earliest known versions, the first ingredient for boys is either "snips" or "snigs", the latter being a Cumbrian dialect word for a small eel. The rhyme sometimes appears as part of a larger work called "What Folks Are Made Of" or "What All the World Is Made Of". Other stanzas describe what babies, young men, young women, sailors, soldiers, nurses, fathers, mothers, old men, old women, and all folks are made of. According to