I can do that too but it's nice to just pick it up and go when I'm short on time. Plus we get some different vegetables that aren't in our normal rotation so it keeps it interesting.
Thee Parkside is convienently located at 1600 17th Street in San Francisco's sunny Potrero Hill District. Plenty of street parking is available or you can take the '22 Fillmore' bus, which stops right outside their front door.