a young potato of any variety, esp. small early red potatoes
Cold asparagus salad, while in season; new potato salad, German fashion; ditto, French and haricot beans.
Work the proper sized piece of fondant into as close an imitation as possible of the new potato.
The new potato is in market in July and August, and may be recognized by its very thin skin.
Let them try a course of army rations for two months, and then say what price they would set against a fresh egg or a new potato.