The baker stopped making donuts

This joke cleverly serves up a delightful slice of wordplay! The humor here hinges entirely on a classic pun, where two words that sound identical have completely different meanings. When our donut-making friend declares he's "tired of the hole business," your brain does a quick double-take. You expect the common idiom "the whole business," meaning the entire operation or situation, but instead, you get a literal, albeit silly, reason for quitting.

It’s a perfect fit for the world of baking, specifically donuts, which are famously known for their distinctive central "hole." While many baked goods exist, the donut's iconic shape makes this particular pun shine. The joke playfully imagines a baker so fed up with the literal process of creating these circular treats (and their empty centers) that he throws in the towel, giving us a deliciously absurd reason for retirement. It's a sweet little reminder that sometimes, the simplest sounds can lead to the funniest misunderstandings.