Please list the names of all the ingredients needed for the recipe "Raspberry Chiffon Pie" that do not need preprocessing.
Raspberry Chiffon Pie refers to title; do not need preprocessing refers to preparation IS NULL
SELECT T3.name FROM Recipe AS T1 INNER JOIN Quantity AS T2 ON T1.recipe_id = T2.recipe_id INNER JOIN Ingredient AS T3 ON T3.ingredient_id = T2.ingredient_id WHERE T1.title = 'Raspberry Chiffon Pie' AND T2.preparation IS NULL