Veselka's pancakes can be pretty good, but I find the best pancakes 9 out of 10 times are at La Bonbonierre. Veselka's "fresh" raspberry sauce can sometimes be partially unthawed, but still it's yummy.
Clinton St. Baking Company on the Lower East Side makes the best pancakes in the whole entire world. They come with this maple-butter that is so decadent and delicious. THEY CAN'T BE BEAT! seriously, try them.