Fast food

Fast food is food prepared and served quickly at a fast-food restaurant or shop at low cost. Fast food is a multi-billion dollar industry which is continuing to grow at a rapid pace in the early 21st century in many countries as fewer people cook at home.

Restaurant chains

The largest fast food restaurant chains in order of revenue:

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• McDonalds - $20 billion revenue
• Burger King - $11 billion
• Pizza Hut (Yum! Brands)
• Kentucky Fried Chicken (Yum! Brands)
• Taco Bell (Yum! Brands)
• Dairy Queen
• Wendy's International
• Jack in the Box
• A&W Restaurants (Yum! Brands)
• Long John Silver's (Yum! Brands)
• Hardee's (CKE Restaurants, Inc.)
• Carl's Jr. (CKE Restaurants, Inc.)
• Panda Express