There would be some sort of cooking, some attempt to store food for when people may have been hungry later, etc.

食物会被烹制,有人试着储藏食物,以防饥饿

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Now it could be that you're hungry but you're working hard, and so you may not get your food for an hour until after you're hungry.

现在你很饿,但是你必须努力工作,直到一小时后才能吃东西

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选