PSL

"It's easy to attain and doesn't cost the world to have that little moment of enjoyment with your PSL in the day, regardless of whatever else is going on," she added.

Timothy Sharp, manager of Sparrow Coffee House in Cardiff, makes his own homemade syrup, adding spices like cloves, cardamom and star anise to the core PSL ingredients of ginger, cinnamon and nutmeg.

When the new pumpkin spice latte - known to its fans as the PSL - was tested with customers in 2003 it proved a hit.

She started making them in response to a joke she had seen on a US TV show about the popularity of the PSL.

Starbucks brought back their signature PSL for its 21st year this Thursday, marking the earliest date the coffee chain has ever released the seasonal beverage.