Classic Diner Sandwiches Get an Upgrade

“I previously never liked the idea of warm tuna and cheese together. Then I realized my mom used to make a tuna biscuit casserole with cheese sauce that was delicious, so I decided to give the tuna melt another chance (recipe). This is a cross between the tuna casserole dish my mom used to make and a classic tuna nicoise salad she would make during the summer.”—Stephanie Izard...