Don’t throw away old bread and veg – make this ribollita

He caused this stir by launching an initiative called Feeding the 5,000, a global event that turns hundreds of tonnes of food waste into a feast, where everyone is welcome. To prepare for the event, I spent the day at the legendary Italian restaurant River Cafe, in London, making their version ofribollita. Season with salt and a crushed garlic clove, then add 250g of super-ripe – even bruised – chopped tomatoes, a sprig of rosemary and a can of white beans,including their cooking water.