Spinach and Ricotta Gnudi with Concentrated Tomato Sauce and Crispy Guanciale

Let’s not beat around the bush: If you do it right, this is the sexiest dish in the book. It does require a bit of prep to nail the texture of each component, but the bright, clear contrasts of the bite of the pasta against the ooziness of the cheese, and the richness of the beurre monté against the assertiveness of the tomato sauce are irresistible. That concentrated tomato sauce (a classic pomodoro base—enhanced with estratto, or high-quality extr