{
  "type": "create:mixing",
  "heatRequirement": "heated",
  "ingredients": [
    {
      "item": "numismatics:crown"
    },
    {
      "item": "create:zinc_ingot"
    },
    {
      "item": "minecraft:copper_ingot"
    }
  ],
  "results": [
    {
      "item": "create:brass_ingot"
    }
  ]
}