Spread butter on one side of each bread slice. Place 2 slices of bread in non-stick skillet, butter-side down. Layer 1 slice of cheese, 2 slices ham, 2 tbsp Marie’s Thousand Island Dressing, 2 tomato slices and another slice of cheese on each. Top with remaining 2 bread slices, butter-side up. Heat skillet over medium heat and cook 3 minutes each side, until lightly browned.