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Ms Eshghi said she would be sent to school unwashed, wearing broken wellington boots, with just a cream cracker in her lunchbox.

A blackhead yields to the forces applied to it, dead-skin gunk snaking and coiling its way out of the pore like butter being squished through a cream cracker.

Not to be outdone, my grandmother would amass crispy fried keropok, prawn crackers, and other traditional sweets like the delicate curled biscuits called love letters, in ancient Jacob’s Cream Cracker tins.

Pareidolia, for instance, is seeing patterns in random data, such as the face of Jesus in a cream cracker or the date of the apocalypse in Donald Trump’s social security number.

I've used a wide variety of materials, from fruit to wellington boots, toilet rolls, traffic cones and Pringles tubes, and taken portraits through the holes in a cream cracker: say "cheese".