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.

Preheat oven to 350., Melt margarine in 9 x 9-inch baking pan., Mix together flour, sugar and milk until smooth., Pour batter evenly into pan., Do not stir with butter., Spoon pie filling over batter., Bake 35 minutes or until golden brown.
cherry pie filling, flour, sugar, milk, margarine