Spaghetti all’Amatriciana – Volpi Foods

Ingredients

• 3 tablespoons & 1 teaspoon kosher salt, plus more to taste
• 1 tablespoon olive oil
• 4 ounces Guanciale , cut into ¼-inch cubes
• 1 medium onion, sliced in half-moons (about ¾ cup)
• 3 cloves garlic, thinly sliced
• ½ teaspoon crushed red pepper flakes
• 1 28-ounce can whole, peeled San Marzano tomatoes
• 1 pound spaghetti
• grated Parmigiano-Reggiano