fun on a bun

alternative fun in a bun

1. slanguncountableGreat fun; something very entertaining.

   J. J. Brass, I Spy a Courtyard Casanova And when Rexy told me an old friend lives right downstairs I thought, well isn't that fun on a bun? When I'm travelling the world, just me and my camera, Rexy won't get too lonely.

   2 more examples

   Hardy almost giggled, but he stopped himself in time—giggling would seem unmanly. But this was fun on a bun with all the trimmings.

   2020, Patrick Sheane Duncan, A Private War

   There were picnic tables set up on the factory's sprawling front lawn, so we each ordered a mushroom burger topped with caramelized onions and grainy mustard on a bed of baby greens. Not exactly fun on a bun, but surprisingly delicious.

   Giselle Renarde, The Lesbian Diaries Volume 2 (page 437)