Big Mama Gimbap is a gimbap restaurant in Buan-eup, Buan. It rolls its gimbap twice the size of ordinary gimbap shops with a generous amount of egg garnish, and also serves tonkatsu and spicy omurice. Hours are 11:30 a.m. to 2 p.m., then 4 p.m. to 8:30 p.m. after ingredients are prepared. The eomuk-tang is not good.