The way those channels form in French oak is different than in American — French oak must be split hydraulically along the spa channels so that it doesn't leak.

Repeat with remaining dough.. Bring a large saucepan of salted water to a boil.Cook pasta until al dente, about 7 minutes.

Drain, reserving 1/2 cup cooking liquid.Toss pasta with 1 teaspoon oil in a bowl to prevent sticking.Wipe out saucepan with paper towels.. Add remaining 1/4 cup oil to saucepan, and heat over medium-high.

Add mushrooms to pan, and season to taste with salt and black pepper.Cook, stirring occasionally, until tender and lightly browned, about 8 minutes.

Add asparagus and crushed red pepper, and cook, stirring, until crisp-tender, 2 to 3 minutes.

Add wine, and cook, scraping up any browned bits from the pan, until liquid is absorbed, about 2 minutes.. Add pasta, heavy cream, lemon juice, and reserved 1/2 cup cooking liquid to pan.guanciale or pancetta, cut into small cubes.

tomatoes (whole, peeled), crushed by hand.dried oregano, plus more for garnish.

dried spaghetti.Fresh ricotta (optional).