Firework Rocket can be crafted in 6 ways — the grid above cycles through all of them. Variant 1 is a shapeless crafting recipe that uses 2 items: 1 Paper and 1 Gunpowder. The position of the ingredients does not matter — put them into any free slots of the grid. Because it fits into 2×2 slots, you can craft it directly in your inventory — no crafting table needed.
You need 1 Paper and 1 Gunpowder — 2 items in total, arranged as shown in the crafting grid. The recipe gives you 3× Firework Rocket.
No. The recipe fits into 2×2 slots, so you can craft it in your inventory's crafting grid. A crafting table works as well.
It is shapeless: the ingredients can go into any slots of the crafting grid.
Yes. There are 6 variants of the recipe — the others use Any Firework Star, Any Firework Star and Any Firework Star. The grid on this page cycles through all of them.