A roll top is a type of DESK that has a slatted wooden cover that can be rolled down to hide the contents of the DESK. The term 'roll top' can also refer to a SPREAD, such as butter or cream cheese, which is made by rolling the ingredients together. An alist is a list of items, such as names or addresses, and SCHMEAR is a Yiddish word for a generous amount of something, usually a SPREAD. Finally, sesameseeds are the edible seeds of the sesame plant, which are often used as a topping for breads and other baked goods.