Mitchell's Ice Cream
688 San Jose Av. (at 29th, in Noe Valley)
San Francisco, CA 94110
7 days: 1100-2300
Mitchell's recently celebrated its 50th anniversary. The usual flavors are available, but they also do Filipino flavors, including various varieties of tropical fruit. Singles are under $2.
They also do ice cream cakes (from $20.50, depending on size) and pies ($14.95 for an 8").