class Sammiches
  def self.menu
    "
    - meat/
      - ham/
        - .buy/
      - philly/
        - .buy/
    - veggie/
      - cucumber/
        - .buy/
      - bark/
        - .buy/
    - .checkout/
      - cash/
      - credit/
    "
  end
  def self.buy category, item
    "- adding to cart #{item} #{category}"
  end

  def self.checkout kind
    "- checking out as #{kind}..."
  end

end
