1 hr 55
By Nisha Katona
Sweet and full of earthy umami, I sampled these burgers in a London gastro pub and never forgot them. I played with many permutations of the ingredients and this is the version that worked best.
Preheat the oven to 200°C/400°F/Gas 6. Wrap the beetroot/beet loosely in foil and roast for 50–60 minutes until soft. Leave