I bought frozen BBQ eel and the best before date says LJ349. What does this mean?

https://lemmy.world/post/14258940

I bought frozen BBQ eel and the best before date says LJ349. What does this mean? - Lemmy.World

I mean, is there something to the right? I think not because the français is below so I guess good luck. I’d personally eat it unless you bought it months ago.
I bought it today. I realized when I was unloading groceries that I forgot to check the best before on it.