In a large pot, heat the olive oil and fry
the garlic and onions for 5 mins until
almost softened. Add the pimenton and
cumin, cook for a few mins, then add the
vinegar, sugar, tomatoes and some
seasoning. Cook for 10 mins.
Pour in the
beans and cook for another 10 mins.
Serve with rice and the accompaniments
of your choice in small bowls.