ServerEvents.recipes(event => {
  event.custom({
    type: "ars_nouveau:imbuement",
    count: 1,
    input: { tag: "forge:gems/source" },
    output: "ars_nouveau:fire_essence",
    pedestalItems: [
      {
        "item": { item: "minecraft:flint_and_steel" },
      },
      {
        "item": { item: "minecraft:torch" },
      },
      {
        "item": { item: "minecraft:gunpowder" },
      }
    ],
    source: 2000
  });
});