It pays to shop around in Cape Town because there are a lot of restaurants that serve reasonably priced meals.

In Observatory Panchos 021 447 4854 is a good option as is The sushi Zone 021 447 0884 they have a great eat as much as you like sushi special on Saturday night.

Beluga 0214182948 in green point have good half price sushi and cocktails  served till 6 pm.

Sauls 021 4345404  in Sea point is also a good option for 24 hour eating.

Beleza in town 0214260795 have great breakfast R12, Lunch R25, dinner R40 and R15 cocktails served till 7pm.