How can you tell if Crisco has gone bad?

Generally, you should look for changes in appearance, smell, and taste. Crisco that’s a few shades darker than usually is a pretty sure sign of rancidity. Same thing if it smells off, rancid or stale.

Does Crisco really go bad?

Unopened Crisco shortening can stay up to two years, whereas an opened can will last for one year. The exact date is printed on the bottom of the can. … As for unopened Crisco shortening sticks, the time limit is also one to two years. However, for an opened package, it will go bad after six months.