How to make crafting recipe with multiple items for one item

I want to make a recipe that uses 9 stacks of bread to make 1 dense bread. sort of like hypixel skyblock where you need 160 of one item to make it enchanted. i am using misode btw.
This is what i have gotten so far
{
  "type": "minecraft:crafting_shapeless",
  "category": "misc",
  "ingredients": [
    [
      "minecraft:bread"
    ],
    [
      "minecraft:bread"
    ],
    [
      "minecraft:bread"
    ],
    [
      "minecraft:bread"
    ],
    [
      "minecraft:bread"
    ],
    [
      "minecraft:bread"
    ],
    [
      "minecraft:bread"
    ],
    [
      "minecraft:bread"
    ],
    [
      "minecraft:bread"
    ]
  ],
  "result": {
    "id": "minecraft:brown_mushroom_block",
    "components": {
      "minecraft:item_name": ""Dense Bread""
    },
    "count": 1
  }
}