Boiled udon noodles with two spoons of tsuyu or soba soup base and seasoned pollock roe.
Boil the udon noodles in boiling water and drain them.
Remove the skin from the pollock roe and prepare just the insides.
Melt butter in a pan.
Add the udon noodles and pollock roe to the pan and lightly sauté.
Add soy sauce and pepper, then mix well.
Serve in a bowl and garnish with green onions.