According to this link, he and his passenger cooked their own food: rice and beans, pasta, salt fish, and dried fruits, with sprouts for vitamins [http://www.ma

According to this link, he and his passenger cooked their own food: rice and beans, pasta, salt fish, and dried fruits, with sprouts for vitamins [http://www.marinebuzz.com/2008/02/23/soanya-ahmad-abandons-1000-days-at-sea-expedition-after-306-days/ http://www.marinebuzz.com/2008/02/23/soanya-ahmad-abandons-1...]. The food shelf-life problem is solved if you can rehydrate and cook foods, like this crew did. But a spacecraft has the cooking facilities of an office breakroom — just a microwave and source of hot water. And in that situation, where you need precooked heat-in-bag foods that stay shelf-stable for three years without refrigeration, we don't yet have the technology.