Panfried Fish “Sandwiches”

In Sweden these little fish “sandwiches” are made with Baltic herring, but you can make them with any small fish from which you can remove the backbone, such as smelts, anchovies, and sardines (the names of all of these fish are confused anyway—many true herring and anchovies are called sardines and vice versa).

To bone these fish, grasp the head and pull straight down; most of the innards will come out along with it; use your thumb to open the fish up from the front, then grasp the