These Tuna Salad Wraps are a perfect example of how easy and ... Heat a skillet over medium heat and melt the butter. In a separate bowl, whisk together the egg whites and optional xanthan gum ...

Spread tuna mixture on bun bottoms; replace tops. Wrap in foil. Bake until cheese is melted, about 15 minutes. Try making your tuna melt with one of our favorite tuna brands. Or try swapping out ...

This classic tuna melt can be made in a frying pan! If you like a little more texture to your toastie, it also works well with a tablespoon of finely diced celery folded through the filling.