What is the pattern on a custard cream biscuit?

Custard creams are a well known British biscuit loved by little old ladies and dogs everywhere. They've been around even longer than Biden and have a unique raised pattern. Without googling it can you guess what the pattern is supposed to be?
What is the pattern on a custard cream biscuit?
A biblical passage written in Hebrew
Furns unfurrlling
Little Genitalia
Viking Rune symbols
Celtic love symbols
It's just there for grip so you don't drop it in your tea
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1 mo
Correct answer is furns unfurling. Well done if you guessed without googling
What is the pattern on a custard cream biscuit?
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