We made some tuna with red onions, green onions and celery all finely chopped with a chiffonade of basil, and then mixed with some mayonnaise. The mixture was spread out over a water bagel, topped with cheese and baked at 350 degrees fahrenheit until the bottom was crispy and the cheese was melted.
Decorative and delicious!
By the way, the deviled egg was topped with a crisp cheese cracker that was created from the flotsam of the oven melting. 
Generally, they’re stuffed with some easily melted stick of cheese, dipped in batter and deep fried. Here’s an alternative approach which emphasizes the flavor of the peppers.
Chili relleno...no batter, just cheese melted over the fire roasted, stuffed pasilla peppers.
Here’s a puzzle…what type of cheese was used in the stuffing, considering that the chili rellenos were baked at 350 degrees and the cheese didn’t melt (please leave your comments)…here’s another look.
The chili rellenos sitting on a light tomatoe sauce, a slice standing majestically on its own.
