1. Place a layer of spinach in a buttered 2-quart baking dish, next a layer of tomatoes, a sprinkling of onion, small amount of chili sauce, crumbs, salt, and paprika. Then make a layer of cheese.
2. Repeat until all the ingredients are used, and sprinkle more crumbs on top. Arrange the slices of bacon over the top of the dish and bake at 350 degrees F. for 25 minutes or until the cheese melts and the bacon is crisp. Serve hot.