NotEnoughCursedness/src/main/resources/data/nec/recipe/java_block.json

{
  "type": "minecraft:crafting_shapeless",
  "category": "building",
  "ingredients": [
    {
      "item": "nec:pocket_block"
    }
  ],
  "result": {
    "id": "nec:java_block"
  },
  "show_notification": true
}