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Killer Burger
Fun Guy
The mushroom burger, with a pun for a name: bacon, mushrooms and a Swiss cheese fondue, plus house sauce, mayo, grilled onions and pickles. The fondue is gooey and rich, a big step up from a slice of Swiss. Earthy, messy and very satisfying.
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What’s inside
- beef patty
- bacon
- mushroom
- Swiss cheese fondue
- house sauce
- mayo
- grilled onion
- pickles
- bun
Make it at home
No copycat of the Fun Guy yet. It is on the list.
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The Fun Guy, taken somewhere it was never meant to go.More from Killer Burger
Not affiliated with Killer Burger. Trademarks belong to their owners. The photo shows my home version, not the restaurant’s product.


