Dali Garden Egg Yolk School Muslim. According to relevant public information, Islamic halal can't use lard, and the oil used in the egg yolk pie in Dali Garden is vegetable oil, so the egg yolk pie in Dali Garden is halal. A daily food looks like steamed bread, but it tastes soft. It contains something like butter and is rich in protein. According to the processing method and technology, the standard divides the egg yolk pie into three types: sandwich egg yolk pie, sandwich egg yolk pie and coated egg yolk pie.