Name: Classic tuna salad
Prep time: 10 min
Cook time: 5 min
Total time: 15 min
Yield: 1 serving
Ingredients: 1 1/2 (5-oz) cans light tuna in water, drained; 1 stalk celery, finely diced; 2 tbsp red onion, finely diced; 3 tbsp dill pickles, chopped; 2 tbsp plain nonfat Greek yogurt; 1 1/2 tsp Dijon mustard; 3/4 tsp lemon juice; 1/4 tsp salt; 1/4 tsp black pepper; 2 slices sourdough bread; 3 butter lettuces, torn