Aldi has been called the world's best grocery chain.
The German company has more than 8,000 stores around the world and is rapidly expanding.
One reason people love Aldi?
The brand's famously low prices.
Groceries at Aldi are "shockingly cheaper" than those at Walmart, according to a study by Cheapism. They're also cheaper than those at industry darling Trader Joe's.
Aldi employs a few smart strategies to sell groceries for so cheap.
Read more This German grocery chain has been called the world's best — and it's cheaper than Walmart or Trader Joe's