Add the potatoes, onions and carrots to beef. Cover and simmer for an additional 30 minutes of until vegetables are tender. Remove from heat and cool to room temperature.

• 之后加入马铃薯，洋葱，胡萝卜进入锅里的牛肉里。在把盖盖上焖上30分钟。或者是直到蔬菜都软了。[个人建议胡萝卜可以在最后的5分钟才加入，因为上海的胡萝卜太容易软了]，然后熄火。