-be cooked until it begins -to set and then be placed briefly in a preheated 400 degree oven until it is puffed and firm. Cooking time in all is about 7 minutes. It should puff up well, but it may fall, so serve it at once with: Confectioner's sugar and cinnamon or lemon juice; covered with jam or jelly and rolled; or with wine, fruit, or rum sauce. From the Joy of Cooking