Tesco are definitely taking on the discounters. Despite all the cost of living pressures we do have a pretty competitive grocery offer in the UK compared to other countries.
The US - bloody expensive, France too, very little discounting....
Actually used to that but Ocado do some decent voucher offers, start as a new customer and they shower you with them. Some nice M&S stuff, cheaper than eating out
You basically have to spend £250 in a calender month and then when you breach the £250 you only have 7 days to spend the voucher.
Anyway, unless you're a £500 a month spender (takes some doing at Lidl) it requires a bit of planning. Ideally shop at the start of the month, then again week 3 and...