Mixt is a solid, tasty lunch choice around downtown SF areas. I generally get a pre-determined salad because there's something too overwhelming about trying to create a salad de novo. I often go with

This is the best mixt!!! I always go here during work and the staff if super nice and gives great portions !!!

I went into MIXT near the Embarcadero for lunch after not going for a few years. My $18 salad was half the size it used to be. The amount of actual lettuce was absolutely half the size of what it was.