Creating sealed crustless sandwiches entails a means of assembling substances, sometimes bread, a diffusion corresponding to peanut butter or chocolate hazelnut, and a filling like fruit preserves. A key step is using a specialised device or technique to compress and seal the bread layers, thereby eradicating the crust and making a self-contained, transportable snack.
This technique gives a number of benefits, together with comfort for on-the-go consumption and decreased mess. Traditionally, commercially produced variations cater to shoppers in search of available, kid-friendly lunch choices, although do-it-yourself variations present larger management over substances and portion sizes.