NaturesAura/src/main/resources/data/naturesaura/recipes/blast_furnace_booster.json

{
    "type": "minecraft:crafting_shaped",
    "pattern": [
        "CCC",
        "THT",
        "IBI"
    ],
    "key": {
        "H": {
            "item": "naturesaura:furnace_heater"
        },
        "B": {
            "item": "minecraft:blast_furnace"
        },
        "T": {
            "item": "naturesaura:token_terror"
        },
        "C": {
            "item": "minecraft:cobblestone"
        },
        "I": {
            "item": "naturesaura:infused_iron"
        }
    },
    "result": {
        "item": "naturesaura:blast_furnace_booster"
    }
}