The raw and lightly processed foodstuffs this atlas tracks as building blocks of dishes and drinks, grouped by the USDA FoodData Central food-group classification into vegetables, fruits, spices and herbs, grains, nuts and seeds, legumes, fish and shellfish, fats and oils, sweeteners, condiments and fermented flavorings, dairy and egg products, and meat and poultry. Belongs here: a raw or minimally processed foodstuff (Turmeric, Chickpea, Salmon). Does not belong here: a finished dish made from ingredients, which is a dish entity, or a beverage, which is a drink entity even where it is also edible in another form.