Mr Smith has also grown a giant sunflower measuring 20ft (6m), a giant pumpkin and giant tomatoes. "With all these things you want to have a bit of a run-up. Every year I'll split it up into two ...

This recipe comes from Epirus in northern Greece, where they grow plenty of giant butter beans which they cook with tomatoes and wild greens. To make it easy, I have used chard, in case you don ...