Their little pots of warming morning brekkie are selling like hot, well, porridge with over 9,000 bowls a day walking out the door and a massive 3.2 million pots sold in 2013.
But this porridge addiction is impacting your life in a bigger way, and for once we're not talking about calories (243 a pot if you're interested).
A 1kg bag of oats from your local supermarket costs as little as 75p, so with a pot of Pret porridge setting you back £2.35 a day - it is time to do some handbag economics.
If you were to buy porridge five days a week, 48 weeks of the year (allowing for Christmas and the odd holiday) you would be spending £564 on porridge a year.
Have you met this Givenchy bag? It is £670 - if you give up porridge, you'll nearly be there. Can't argue with handbag economics people.
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