Cut tomatoes 1/2" thick horizontally,
beat egg white with water. Preheat oven to 450 degrees. In a shallow dish, combine cornmeal,
bread crumbs, paprika, salt, pepper and cayenne, if desired; set aside. Lightly
coat a baking sheet with vegetable cooking spray; set aside. Dip each tomato slice in egg white
mixture, then
dredge in cornmeal-
bread crumb
mixture to
coat. Place slices in a single lay er on pre
pared baking sheet. Spray tops of slices with vegetable cooking spray.
Bake 30 minutes, or until golden
brown. Sprinkle with Parmesan cheese during last 5 minutes of baking if desired.