staff of life

[SergioAnigo]

food made from dough of flour or meal and usually raised with yeast or baking powder and then baked

[Laverneenack]

Bread, or some other staple foodstuff.

[engladNak]

The staff of life is a phrase that generally refers to a staple food, principally bread, that sustains human life. It is an item or items of diet that are fundamental or most commonly consumed for survival.