In this task, you will be presented with the directions of a recipe separated by "," and have to fill in the "___" which is a step that is missing from the recipe.
Q: Dip zucchini in egg, milk and flour.,______,Make layers of zucchini, onion, tomatoes and cheese in casserole dish. End with cheese.,Cover and bake at 350° for 1 hour.,Uncover and bake 30 more minutes.
A: 
Fry until brown.