Students' cuisine may be the butt of many a joke, but with these nutrient-packed, low-fat and cheap beans, they get the last laugh
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If you want to use a slow cooker
Firstly, fry the onions and bacon in a non-stick pan for 5-10 mins then throw in your tomatoes, stock and some seasoning to taste. Place everything in your slow cooker pot and stir in the beans. Cover with the lid and cook on Low overnight or for up to 9-10 hours. If you like, serve with the wedges above.