gistfile1.yml

AppBundle\Entity\Recipe:
  type: entity
  id:
    id:
      type: integer
      generator: { strategy: AUTO }
  fields:
    name:
      type: string
      length: 100
  oneToMany:
    recipe_ingredient:
      targetEntity: RecipeIngredient
      mappedBy: recipe

AppBundle\Entity\Ingredient:
  type: entity
  id:
    id:
      type: integer
      generator: { strategy: AUTO }
  fields:
    name:
      type: string
      length: 100
    unit:
      type: string
      length: 50
  oneToMany:
    ingredient:
      targetEntity: RecipeIngredient
      mappedBy: ingredient

AppBundle\Entity\RecipeIngredient:
  type: entity
  id:
    id:
      type: integer
      generator: { strategy: AUTO }
  fields:
    recipe_id:
      type: integer
    ingredient_id:
      type: integer
    amount:
      type: string
      length: 50
  manyToOne:
    recipe:
      targetEntity: Recipe
      joinColumn:
        name: recipe_id
        referencedColumnName: id
    ingredient:
      targetEntity: Ingredient
      joinColumn:
        name: ingredient_id
        referencedColumnName: id