It shall not be eaten raw or boiled, but roasted whole, with its head and shanks and inner organs. Beef was also valued, as we learn from the parable of the prodigal son when the father celebrates the return of his wayward son by ordering that the fatted cow be butchered so that its meat could be served at the festive meal. Of their flesh you shall not eat. Broccoli, for example, wasn't grown, but other available vegetables contained the nutrients found in this cruciferous vegetable. You don't, therefore, have to eat only the foods mentioned in the Bible to stay healthy, but you do have to eat the foods containing the same vital nutrients.
Apples are rich in pectin, a fiber known to help keep the heart healthy.
They also contain potassium, magnesium and phosphorus. Because wheat was more expensive, the ordinary Israelite made bread from barley flour. They simply mixed it with olive oil and baked it into flat loaves. Beans are also complex carbohydrates. They are rich in soluble fibers.