Without a price cap on businesses' energy bills, many smaller firms would surely collapse, the supermarket's managing director told City A.M.
An absence of further support for businesses was "really serious" as the colder months approach, Walker said.
"There's a lot of different things they can do," Walker said. "If they don't, it will mean bankruptcy, job losses and further price rises for consumers."
The frozen food giant has itself experienced its energy costs going "through the roof" in recent months, its boss added.
"There's not much we can do, that's the reality," he said. "It's very, very challenging."
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Reduced fruit and vegetables would lead to prices increasing, meaning a trend towards frozen produce. "Maybe even frozen pasta," he added.
(c) 2022 City A.M., source