{
  "format_version": "1.20.10",
  "minecraft:recipe_furnace": {
    "description": {
    	"identifier": "minecraft:furnace_cracked_polished_blackstone_bricks"
    },
    "unlock": [
      {
        "item": "minecraft:polished_blackstone_bricks"
      }
    ],
    "tags": ["furnace"],
    "input": "minecraft:polished_blackstone_bricks",
    "output": "minecraft:cracked_polished_blackstone_bricks"
  }
}
