Japanese-style pasta made with spaghetti and spicy cod roe.
Press the roe out of the roe sacks and whisk together with the olive oil and black pepper.
MAKE THE SAUCE
Boil the spaghetti in a small amount of moderately salted water.
Add the spaghetti along with some of the boiling water and butter to the sauce and toss everything together.
TOSS SPAGHETTI AND SAUCE