For an example, Orie used the ever popular negitoro (diced tuna with green onion). Here's a method of making perfectly rolled negitoro maki sushi substituting saran wrap for a rolling mat. The key is ...

6.Sushi rice: Divide the sushi rice into 12 sections; shape lightly with wet hands or plastic wrap into a cylinder shape. 7.Wrap the nori lengthwise around each cylinder of rice.