Coffee jelly lets you migrate your brick of coffee into bricks for easier access. I use agar rather than gelatin, so it's veggie. atelierlalune.com/2020/08/coff...

Looks tasty - but I think I would need 3 full shelves of the refrigerator dedicated to coffee jelly if I used a whole box of concentrate for that! Let's see... that's about 60 liters of jelly give or take!