Place the beef in a large saucepan with a little salt and just enough water to cover the meat. Bring it to a boil, cover and let it simmer for around 100 minutes, or until the meat is
Remove the meat, set aside and reserve the liquid.
Heat up the oil in a large wok, fry the onion until soft. Add the meat and cook for 2 minutes. Take 500 ml of the reserved liquid and add to the wok together with the onion and
Add the spinach, tomatoes, tomato puree and peanut butter.
Bring it to a boil, reduce the heat and allow to simmer for 30 minutes. Season with salt and pepper.
Serve the stew with rice.