Although pop-culture might not indicate a large scene for pizza in Los Angeles (one thing we can't seem to do better than New York) there's certainly more than a few shops out there serving up great pizza by the slice.
There's obviously many food choices that differ in quality, price points, and of course cuisines. This can be said about LA at large and each smaller neighborhood. If you're looking for something to eat this list of restaurants in Los Angeles is a good place to start.
Los Angeles has a great offering of donut shops and eateries. Wether you're a fan of cake donuts, filled, frostings, sprinkles, WHATEVER. There's probably a spot for you! Here are some great places to get your donut fix appeased.