Pig's feet aren't exactly rare or exotic. They show up on menus across the country, from high-end Parisian restaurants to no-frills Southern soul food spots. They're intrinsic to much of the globe ...

While most people refer to all four of the pig's limbs as the feet (or trotters), Chinese butchers call the front legs (which are larger, meatier and more expensive) the "hands" and the back legs ...

making it a good choice for an economical meal. Trotters, on the other hand, are exactly what they sound like: They're what a pig trots on, its feet. These are much more difficult to contend with ...