Spaghetti is a well loved pasta by many. Some say that it tastes better the next day. Some say that after two days, the taste seems to wane a bit.
Whatever your thoughts are about this wonderful dish, it is very important, that if you cannot eat it all in one sitting, store it properly.
Read the heart breaking story, from 2008, when a 20 year old student, ate leftover spaghetti that ended fatally. Fox News, Alexandria Hein, January 28, 2019: Student Died After Eating Leftover Pasta In Rare Food Poisoning Case.