"Every day would roll into one, I would get up with a shop in mind and target it," said Ms Knowles, now 42.
The government's view is that taking such a significant step for purely symbolic reasons wouldn't actually change anything.But with France possibly poised to recognise Palestine at a conference it's co-hosting with Saudi Arabia next month, some are hoping Britain follows suit.
Even if it doesn't, it's clear that Israel's supporters are increasingly exasperated, and fearful that Israeli Prime Minister Benjamin Netanyahu's latest military operation, dubbed "Gideon's Chariots" is poised to heap misery on Gaza just as the area's two million civilians face the very real prospect of starvation.Even US President Donald Trump has expressed impatience, warning that "a lot of people are starving" as he concluded his regional tour last week.Netanyahu's government is losing support, even among some of Israel's staunchest allies.
At a World Jewish Congress conference in Jerusalem, the organisation's president Ronald Lauder challenged Israel's foreign minister Gideon Sa'ar."All the best things Israel does are being destroyed by Smotrich because his statement about starving the Gazans and causing destruction is broadcast all over the world," Lauder said, asking why Netanyahu does nothing to stop him.
According to veteran Israeli journalist Ben Caspit, Sa'ar's answer was brief.
to read top political analysis, gain insight from across the UK and stay up to speed with the big moments. It'll be delivered straight to your inbox every weekday.A UK start-up also keen to compete in this space is Nukoko. Two of its founders previously ran a real chocolate business and teamed up with a food scientist to form their new venture.
"We saw first-hand the issues with the chocolate supply chain," says Ross Newton, co-founder. Like Foreverland and Planet A Foods, Nukoko has opted for a key ingredient that the firm can source and process locally – to reduce food miles and insulate against supply chain risks. But in Nukoko's case the raw material of choice is not carob or sunflower seeds but fava beans."There's around a million tonnes harvested in the UK every year," says Mr Newton.
It's early days for the company but he adds that he hopes to begin selling their cocoa powder alternative to food firms later this year.Mr Newton says imitating the flavour of real chocolate is very hard but that, out of 25 crucial flavour compounds in real chocolate, his company's product manages to include 24 of them – though in some cases at slightly different concentrations.