{
  "format_version": "1.20.10",
  "minecraft:recipe_furnace": {
    "description": {
    "identifier": "minecraft:furnace_sand"
    },

    "unlock": [
      {
        "item": "minecraft:sand",
        "data": 0
      }
    ],
    "tags": ["furnace"],
    "input": {
      "item": "minecraft:sand",
      "data": 0
    },
      "output": "minecraft:glass"
    }
}