Bumpy Easter Eggs with Jordan Almonds

How did putting a purple Jordan almond in water turn it into a bumpy Easter egg?

Perhaps the bumpy spots resulted from bubbles sticking to the candy shell, preventing water from reaching and dissolving those particular spots.

A tub of soup (left) after the ski vacation. It was resealed at high altitude, with low air pressure, so that when it reached sea level again, the sides contracted inwards.

Try this yourself by opening and then sealing a bottle in a hot car, or sealing a marshmallow in a bottle at high altitude