cookie
/ˈkuːki/noun
A small, flat, sweet baked treat that may be crunchy or soft.
American English; the British 'biscuit' covers most of the same ground. The web-tracking sense is now impossible to avoid.
Related words
muffinA round, fairly flat bread roll that is usually split in half, toasted, and eaten with butter.pieA baked dish made of a filling enclosed in or covered by a pastry crust.waffleA flat cake cooked in a press that stamps a grid pattern into it, usually served warm with butter, honey, or syrup.puddingA soft cooked dessert or savoury dish, often made by steaming, boiling, or from a batter.pizzaAn Italian dish consisting of a thin round of bread dough baked with tomato sauce, cheese, and other toppings such as vegetables or meat.candySweet treats made mainly from sugar or sweeteners, often given flavors like fruit, chocolate, or nuts.