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.

Mix sugar, flour and butter until fine crumbs are formed. Reserve 1 cup of this for topping. To the remaining crumb mixture, stir in remaining ingredients, except pecans. Spread in 2 greased and floured 8-inch round pans. Sprinkle with reserved topping mixture and pecans. Bake in preheated 350 oven for 35 to 40 minutes. These freeze well.
sugar, brown sugar, butter, flour, eggs, sour cream, salt, vanilla, pecans