The panino con violino di capra is defined as much by how the meat is cut as by what it tastes of. The violino di capra is a cured goat leg from the Valtellina, named for the way it is served: the leg is tucked under the arm like a violin and sliced toward the body with a long knife, drawn across it like a bow. That ritual is not decoration; it dictates the product. The slicing-by-hand yields irregular, gossamer-thin sheets that fall in soft folds, and the meat itself is lean, dark, and intensely gamey, far more pungent than any pork salume, with a wild, faintly musky depth that the thinness is engineered to make bearable in a sandwich.
The craft is the slice and the restraint around it. Violino is cut paper-thin because the flavour is strong enough that a thick slice would overwhelm the bread and read as a slab of game rather than a cured meat; the irregular hand-cut sheets are laid in loose folds so air gets through and the gaminess opens rather than concentrates. The bread is a plain crusted roll or a piece of mountain bread with enough structure to carry an assertive filling, and it is kept deliberately bare: the goat is so dominant that a cheese or a sauce would either disappear against it or muddy it. Where it appears at all, a bridge is chosen with care, a thread of oil, a few drops of something acidic, perhaps a sharp pickle, used in the smallest measure to lift the musk rather than to mask it. The point of the sandwich is to let a difficult, gamey cure speak, framed and not softened.
The variations stay in the Valtellina and turn on what, if anything, is allowed to meet the goat. There is the bare version on mountain bread, the one with a thin acid counter against the musk, the build that pairs it with the region's mountain cheese. Each is the same gamey hand-sliced leg framed differently, and each deserves its own article rather than being crowded in here.