Recipe
描述一个 Recipe（菜谱），它包含一系列步骤说明、食材和可选字段。
触发条件
当页面内容描述一个菜谱时，应将其作为图谱中的顶级节点添加。
必需属性
一个有效的 Recipe 必须包含以下属性。
@type:Recipe。@id: 网站的首页 URL 后追加#/schema/Recipe/{{ID}}，其中{{ID}}是一个唯一标识符。name: 描述食谱的字符串。image: 代表成品食谱的图像，通过 ID 引用。recipeIngredient: 一个字符串数组，代表每种成分及其数量（例如，"3 apples"）。recipeInstructions: 一个HowToStep对象数组，包含以下属性：@type:HowToStep。@id: 页面未修改的 规范 URL，后追加#/schema/HowToStep/{{ID}}，其中{{ID}}是一个唯一标识符。url: 指向单个步骤的片段标识符（'ID 锚点'）的链接（例如，https://www.example.com/example-page/#recipe-step-5）。text: 说明字符串（例如，"Bake at 200*C for 40 minutes, or until golden-brown, stirring periodically throughout"）。name（可选）：步骤的简短摘要（例如，"Bake"）。image（可选）：代表步骤的图像，通过 ID 引用。
故障场景
如果 Recipe 的任何必填字段缺失或无效，则不应输出该节点。
如果某个节点未被输出，则任何原本会声明与其存在关系的实体都应移除这些引用。
可选属性
以下属性在可用且有效时应添加：
description：描述食谱的字符串。cookTime：烹饪时间，采用 ISO 8601 格式。prepTime：准备食谱所需的时间。nutrition：一个NutritionInformation节点，包含一个calories属性，该属性将卡路里计数定义为字符串（例如，"270 calories"）。recipeYield：食谱制作的份数（_不是_单个物品的数量，如果两者不同），作为字符串（例如，"6"，而不是6）。tools：表示食谱所需工具的字符串数组。keywords：描述食谱的关键词数组。recipeCuisine：描述菜系类型的字符串（例如，"American" 或 "Spanish"）。recipeCategory：食谱的类别，从以下选项中选择：'开胃菜'、'早餐'、'早午餐'、'甜点'、'晚餐'、'饮品'、'午餐'、'主菜'、'酱汁'、'配菜'、'小吃'、'前菜'。suitableForDiet：一个RestrictedDiet节点，其值（或值数组）从以下选项中选择：'糖尿病饮食'、'无麸质饮食'、'清真饮食'、'印度教饮食'、'犹太洁食饮食'、'低卡路里饮食'、'低脂饮食'、'低乳糖饮食'、'低盐饮食'、'纯素饮食'、'素食饮食'。video：通过 ID 引用代表食谱说明的视频。inLanguage：指南的语言代码；例如，en-GB。datePublished：食谱添加的日期，采用 ISO 8601 格式。
条件属性
当菜谱是页面的“主要实体”时
mainEntityOfPage: 通过 ID 引用WebPage。
当仅指定 cookTime 或 prepTime 之一时
- 将相关属性更改为
totalTime。
当同时指定 cookTime 和 prepTime 时
totalTime：cookTime与prepTime之和，采用 ISO 8601 持续时间格式。
当页面包含有效的 Article 时
- 将
mainEntityOfPage属性更改为通过 ID 引用Article（而非WebPage）。
当 Article 有 Author 时
author：通过 ID 引用Article的作者。
Examples
Minimum criteria
{
"@context": "https://schema.org",
"@graph": [
{
"@type": "Recipe",
"mainEntityOfPage": {
"@id": "https://www.example.com/#/schema/Article/abc123"
},
"name": "Party Coffee Cake",
"image": {
"@id": "https://www.example.com/uploads/example-image.jpg"
},
"recipeIngredient": [
"2 cups of flour",
"3/4 cup white sugar",
"2 teaspoons baking powder",
"1/2 teaspoon salt",
"1/2 cup butter",
"2 eggs",
"3/4 cup milk"
],
"recipeInstructions": [
{
"@type": "HowToStep",
"text": "Preheat the oven to 350 degrees F. Grease and flour a 9x9 inch pan.",
"url": "https://example.com/example-page/#recipe-step-1"
},
{
"@type": "HowToStep",
"text": "In a large bowl, combine flour, sugar, baking powder, and salt.",
"url": "https://example.com/example-page/#recipe-step-2"
},
{
"@type": "HowToStep",
"text": "Mix in the butter, eggs, and milk.",
"url": "https://example.com/example-page/#recipe-step-3"
},
{
"@type": "HowToStep",
"text": "Spread into the prepared pan.",
"url": "https://example.com/example-page/#recipe-step-4"
},
{
"@type": "HowToStep",
"name": "Bake",
"url": "https://example.com/example-page/#recipe-step-5"
},
{
"@type": "HowToStep",
"text": "Allow to cool and enjoy.",
"url": "https://example.com/example-page/#recipe-step-6"
}
]
}
]
}
扩展标准
{
"@context": "https://schema.org",
"@graph": [
{
"@type": "Recipe",
"mainEntityOfPage": {
"@id": "https://www.example.com/#/schema/Article/abc123"
},
"name": "Party Coffee Cake",
"image": {
"@id": "https://www.example.com/uploads/example-image.jpg"
},
"video": {
"@id": "https://www.example.com/#/schema/VideoObject/abc123"
},
"author": {
"@id": "https://www.example.com/#/schema/Person/abc123"
},
"inLanguage": "en-GB",
"datePublished": "2018-03-10",
"description": "This coffee cake is awesome and perfect for parties.",
"prepTime": "PT20M",
"cookTime": "PT30M",
"totalTime": "PT50M",
"keywords": "cake for a party, coffee",
"recipeYield": "10",
"recipeCategory": "Dessert",
"recipeCuisine": "American",
"suitableForDiet": [
"VegetarianDiet",
"LowSaltDiet"
],
"tools": [
"A 9x9 inch pan",
"A large mixing bowl"
],
"nutrition": {
"@type": "NutritionInformation",
"calories": "270 calories"
},
"recipeIngredient": [
"2 cups of flour",
"3/4 cup white sugar",
"2 teaspoons baking powder",
"1/2 teaspoon salt",
"1/2 cup butter",
"2 eggs",
"3/4 cup milk"
],
"recipeInstructions": [
{
"@type": "HowToStep",
"name": "Preheat",
"text": "Preheat the oven to 350 degrees F. Grease and flour a 9x9 inch pan.",
"url": "https://example.com/example-page/test/#recipe-step-1",
"image": {
"@id": "https://www.example.com/uploads/example-image-2.jpg"
}
},
{
"@type": "HowToStep",
"name": "Mix dry ingredients",
"text": "In a large bowl, combine flour, sugar, baking powder, and salt.",
"url": "https://example.com/example-page/test/#recipe-step-2",
"image": {
"@id": "https://www.example.com/uploads/example-image-3.jpg"
}
},
{
"@type": "HowToStep",
"name": "Add wet ingredients",
"text": "Mix in the butter, eggs, and milk.",
"url": "https://example.com/example-page/test/#recipe-step-3",
"image": {
"@id": "https://www.example.com/uploads/example-image-4.jpg"
}
},
{
"@type": "HowToStep",
"name": "Spread into pan",
"text": "Spread into the prepared pan.",
"url": "https://example.com/example-page/test/#recipe-step-4",
"image": {
"@id": "https://www.example.com/uploads/example-image-5.jpg"
}
},
{
"@type": "HowToStep",
"name": "Bake",
"text": "Bake for 30 to 35 minutes, or until firm.",
"url": "https://example.com/example-page/test/#recipe-step-5",
"image": {
"@id": "https://www.example.com/uploads/example-image-6.jpg"
}
},
{
"@type": "HowToStep",
"name": "Enjoy",
"text": "Allow to cool and enjoy.",
"url": "https://example.com/example-page/test/#recipe-step-6",
"image": {
"@id": "https://www.example.com/uploads/example-image-7.jpg"
}
}
]
}
]
}