Given the task definition and input, reply with output. In this task, you have to identify the named entities (NER) which are the ingredients required given its directions. Named entities are the names of the items without their quantity.

Cream sugar and butter well., Blend in oil, eggs and vanilla. Sift flour, cream of tartar, soda and salt together and mix thoroughly., Make into small balls; flatten with a glass dipped in sugar., Bake on ungreased cookie sheet for 12 minutes at 350. Makes about 11 dozen small or 7 to 8 dozen medium size cookies.
powdered sugar, white sugar, butter, cooking oil, eggs, vanilla, cream of tartar, soda, salt, flour