How to Make It
Preheat broiler to high.
Combine first 11 ingredients in a medium bowl; toss gently to coat.
Top bread evenly with cheese; broil 4 minutes or until bubbly. Arrange 2 tomato slices and about 1/3 cup tuna mixture over each bread slice. Top sandwiches evenly with spinach.
MyRecipes is working with Let's Move!, the Partnership for a Healthier America, and USDA's MyPlate to give anyone looking for healthier options access to a trove of recipes that will help them create healthy, tasty plates. For more information about creating a healthy plate, visit www.choosemyplate.gov.