Black Bean and Beetroot Burgers (4)

These vegetarian burgers from Claire Thompson are very good, though you do have to be careful they don’t break up when you are frying them. They benefit from an extended period to firm up in the fridge. Serve with your choice of sour cream, mayonnaise, aïoli, pickles (, lettuce leaves, goat’s cheese or feta. On rye bread or in a brioche roll ….