mc_rebalance_datapack/data/paxelsfordummies/recipes/stone_paxel.json

{
  "type": "minecraft:crafting_shaped",
  "pattern": [
    "#*#",
    "#/#",
    " / "
  ],
  "key": {
    "#": {
      "tag": "minecraft:stone_tool_materials"
    },
    "*": {
      "item": "minecraft:iron_ingot"
    },
    "/": {
      "item": "minecraft:stick"
    }
  },
  "result": {
    "item": "paxelsfordummies:stone_paxel"
  }
}