I have always loved chocolate chip cookies, baking them, buying them, eating  them. Why are they so incredible?
Chocolate chip cookie
A chocolate chip cookie is a drop cookie that originated in the United States and features chocolate chips or chocolate morsels as its distinguishing ingredient. Circa 1938, Ruth Graves Wakefield added chopped up bits from a Nestlé semi-sweet chocolate bar into a cookie.
The traditional recipe starts with a dough composed of butter and both brown and white sugar, semi-sweet chocolate chips and vanilla. Variations on the recipe may add other types of chocolate, as well as additional ingredients such as nuts or oatmeal.
chocolate will burn.
Although convenient, melted chocolate chips are not always recommended as a substitute for baking chocolate. Because most chocolate chips are designed to retain their shape when baking, they contain less cocoa butter than baking chocolate, and so can be more difficult to work with melted.
Availability.
Chocolate chips are popular as a baking ingredient in the United States. Originating in the US, the chocolate chip cookie is widely available many parts of the world. Nestlé and the Hershey Company are among the top producers