There are ingredients, and then there are Ingredients. An ingredient is a tomato, a tortilla, or some tarragon. An Ingredient (with a capital "I") is a fundamental building block or recurring theme that works behind the scenes in everything we cook. There are millions of ingredients, but only eight Ingredients: Water, Sugars, Carbohydrates, Lipids, Proteins, Minerals, Gases, and Heat. Each Ingr…