McDonald’s is planning to use fresh beef in its Quarter Pounder burgers in 2018. Chase Purdy wrote about why the rest of the fast food giants’ burgers are frozen:

• Frozen patties can be left in the warmer for up to 15 minutes after being prepared. Fresh patties must be served within just five minutes.
• McDonald’s makes 70% of its sales from drive-throughs, and preparing fresh patties in a timely manner during rush hour is difficult.
• The chain is a victim of its own success. It is so big that it would struggle to find a supplier that could provide fresh beef for all its burgers.
• But other chains such as Wendy’s and Five Guys have made it work.

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