What are the tried and true things you reach for when you need to make a tasty meal?
One triumvirate that I call upon often is sesame oil, soy sauce and chili garlic sauce. It can be a marinade, a condiment, a soup stock, the base for more complicated sauces... I can't seem to exhaust this trio's uses.
Show me your three ingredients that add complex flavors and make people clean their plates. Limit it to three items, so it's not a full recipe but rather something that can enhance many different dishes.