Mellow Mushroom is proud to serve Columbia with delicious pizza, hoagies, calzones and salads. Providing quality food since 1974, we use fresh ingredients on all our menu items. Mellow Mushroom is more than just a pizza restaurant; it is where Columbia pizza lovers and beer lovers gather. Our menu and locations are as eclectic as our fans. Join the beer club, shop our Mellow shirts and see the unique artwork in each of our locations. The search for the best pizza in Columbia is over.