Address: 605 S Mason (at Myrtle St), Fort Collins CO 80524 / (970) 493-5555
About Us / Avogadro's Number History: Serves meat, veg options available. As of early 2013, has been opened for over 40 years. Specializes in in-house-made tempeh. Monday is 2 for 1 veggie steak subs which consists of tempeh, mushrooms, peppers, onions and optional cheese served on a hoagie. Tempeh Tuesday you get 2 for 1 tempeh burgers. Gluten-free menu items available. Is a premier music venue with outdoor and indoor stages and national and local bands alike perform. Music genres range from bluegrass to jazz and everything in between. Has an expansive back patio overlooked by a treehouse for the children to play in and skirted by a river-esque water feature.