Read more: 13 Things You Didn't Know About Tomatoes The cooking technique is the same for most tomato-based spaghetti sauces — typically the ingredients are sauteed until soft and then simmered ...

Bring a large pot of generously salted water to a boil over high heat. Add spaghetti, stir well and cook until al dente. Drain well. Heat oil in a large saucepan over medium heat. Add onions and ...

1 can (400 grams) canned tomato, 1/8 (20 grams) onion, 1 clove garlic, 3 Tbsp olive oil, 1/2 tsp dried oregano, 1/4 tsp salt, 160 grams spaghetti, 5 “shiso” leaves 1. Finely chop garlic and onion.