What time do Morrisons, Asda, Tesco, Aldi, Sainsbury's reduce food?

The exact times UK supermarkets reduce food, including Morrisons, Aldi, Tesco, Asda, Lidl and M&S.

What time do Morrisons, Asda, Tesco, Aldi, Sainsbury's reduce food?
The exact times UK supermarkets reduce food, including Morrisons, Aldi, Tesco, Asda, Lidl and M&S.