Fungus Fridays — American Menu
Lion’s Mane “Crab Cake” Burger, King Trumpet “Scallop” Skewers, Hen of the Woods Fried “Chicken” Sandwich, and more — 6 mains, 2 sides, 2 mushroom lattes, American diner style.
View the American Menu →Fungus
Bad Boy Diner™ · Est. 1985, Bay Area. Rare fungi, bold flavor — our mushroom-forward specials, Fridays and Mondays. Pick a menu below.
Fungus Fridays — Japanese Menu (Kinyoubi)
Kinoko no Nimono, Yuzu Mitski Yaki, Kinoko no Tenpura, and more — seasonal mushrooms, izakaya style. Priced in native yen with a cited, checkout-time USD conversion.
View the Japanese Menu →Morel Mondays
Morel & Gravy Biscuit Plate and more — morel mushrooms take the spotlight to start the week.
View the Morel Mondays Menu →Fungus Fridays 3
All favorite diner classics, made with fungus — Lion’s Mane Burger, Truffle Reuben, Forest Ramen, Chanterelle Lasagna, and more, with sides and desserts.
View the Fungus Fridays 3 Menu →