Sandwich Tuna Berwajah Terbuka dengan Alpukat

Bahan-bahan (3 porsi)

• 5 oz can albacore tuna (or chunk light in water, drained)
• 1/4 cup carrots (minced)
• 1/4 cup celery (minced)
• 1 tbsp red onion (minced)
• 1 tbsp Mayones Ringan Hellman (atau mayo vegan untuk membuatnya bebas telur)
• 1 tsp red wine vinegar
• garam dan merica (secukupnya)
• 3 slices roti multi-grain (roti adonan asam atau roti bebas gluten, dipanggang)
• 6 thin slices tomato
• 3 daun selada romaine
• 1/2 medium haas avocado (thinly sliced)
• 1/2 oz alfalfa sprouts (or broccoli sprouts)