The owner of Chiquito restaurants has put the chain into administration, as it struggles to cope with the fallout from the coronavirus outbreak on the business.
The Restaurant Group, which also owns Wagamama and Frankie & Benny's, said it would also shut its Food and Fuel chain of pubs in London.
Around 1,500 jobs are likely to be affected and the move comes less than a week after the company said sales plummeted 12.5% over two weeks.
A total of 60 Chiquito sites will remain shut. A spokesman said: "Covid-19 has had an immediate and significant impact on trading across the Group. "We have conducted a review of the performance of our business divisions, with a particular focus on the expected future cash generation profile of each of our