Shred the cabbage.
Beat the eggs and scramble them.
Drain the oil from the canned tuna and prepare it.
Add oil to the pan and stir-fry the cabbage.
Sprinkle a little salt over the cabbage.
Add the eggs and tuna, stir-fry and mix well.
Spread rice over the gimbap seaweed, then place the stir-fried ingredients on top.
Roll up the gimbap and slice into bite-sized pieces.