{
  "parent": "twilightforest:alt/root",
  "criteria": {
    "ingredient":  { "trigger": "minecraft:inventory_changed", "conditions": { "items": [{ "item": "twilightforest:fire_jet" }]}},
    "ingredient2": { "trigger": "minecraft:inventory_changed", "conditions": { "items": [{ "item": "twilightforest:tower_wood_encased" }]}},
    "encased_jet": { "trigger": "minecraft:inventory_changed", "conditions": { "items": [{ "item": "twilightforest:encased_fire_jet" }]}}
  },
  "requirements": [
    [ "ingredient", "ingredient2", "encased_jet" ]
  ]
}