Pasta Daging Tomat

Bahan-bahan (2 porsi)

• 8 oz spaghetti ((4 oz, 113 g per serving))
• 4 slices applewood smoked bacon ((or pancetta; 5 oz, 140 g))
• 1 can whole peeled or crushed tomato and juice ((14.5 oz, 411 g per can; whole, diced or crushed))
• ½ onion ((medium))
• 2 cloves garlic ((minced or pressed))
• ½ tsp red chili pepper flakes ((to taste))
• 1½ Tbsp Diamond Crystal kosher salt ((for boiling spaghetti, plus more to taste))
• freshly ground black pepper ((to taste))
• 1 Tbsp extra virgin olive oil
• few sprigs parsley
• ¼ cup Parmigiano-Reggiano or Parmesan cheese ((or Pecorino Romano; freshly grated))