1 tsp Worcestershire sauce or vegetarian alternative (optional)
small bunch coriander, chopped
Heat the oil in a small pan. Fry onion until
starting to brown, then add garlic and
cook for 1 min. Add vinegar and sugar
and cook until onions are caramelised.
Stir in beans, passata, Worcestershire sauce (if using) and
seasoning and simmer for 10-15 mins until
thickened. Stir through coriander and serve.