Powered by Yahoo Scout, Yahoo is using AI to generate key points from this article, which may not always match what’s in the article but helps improve the user's experience. The article also includes an interview with pizza expert Mark Bello, owner/operator of Pizza School NYC, who teaches others how to make the perfect New York style pizza. Bello shares some of the most common pizza sauce missteps, including using the wrong types of tomatoes, which can lead to subpar pizza. The author suggests that tomato quality is a crucial consideration, regardless of how good a cook or technique you are or how flawless your own technique, if you use tomatoes that are just fine, your sauce is going to be average. Looking at the ingredients, including the best pizza sauce, and avoiding added extras like sugar corn syrup, or adding extra water to dull the flavor.