Cut the avocado in half, remove the pit, and slice into bite-sized pieces.
Remove the membrane from the pollock roe and prepare only the inside.
Put rice into a bowl.
Place avocado and pollock roe on top of the rice.
Add an egg yolk or a soft-boiled egg on top.
Sprinkle with dried seaweed flakes and chopped green onions.
Drizzle a little sesame oil to finish.