Steam the cabbage, carrot, and zucchini.
Mix steamed cabbage with sesame oil and salt.
Make scrambled eggs with tuna added in.
Cut 2 sheets of gimbap seaweed in half and prepare them.
Place cabbage on the seaweed sheets instead of rice, then add a perilla leaf on top.
On the perilla leaf, add carrot, scrambled eggs, zucchini, and crab sticks, then roll the gimbap.