Print Recipe Cheesy Tuna Melt on Sourdough 2 Prep Time15 minsCook Time15 minsTotal Time30 mins Course: Main Courses, quick and easyCuisine: AmericanKeyword: tuna, tuna melt Servings: 2 people Ingredients4 slices sourdough bread3 tablespoons butter2 cans of high quality tuna-Cento is a good brand1/4 cup mayonnaise2 tablespoons whole grain mustard2 stalks of celery chopped finely1/4…