Tags: Food.
A sealed crustless sandwich is a type of sandwich which has a filling sealed between two layers of bread. The two layers of bread are crimped together to seal in the filling and the crust is removed. A popular variety is peanut butter and jelly.Sealed crustless sandwiches are mass-produced by The J. M. Smucker Company under the brand name Uncrustables.A number of patents have issued for various versions of sealed crustless sandwiches. These include U.S. Patent 2463439 U.S.
