30min · 4 servings Tuna Steak Sandwich • Ingredients: • For mango guacamole: • * 2 avocados • * 1 ripe mango • * 1 tomato • * 1/2 red onion diced • * 2 tbsp olive oil • * juice from 1/2 lemon • other ingredients: • * 1 tuna steak • * 2 thin bread slices • * 1/2 white onion (grilled or seared) • * thinly sliced cucumber • * butter lettuce • * spicy mayo • * roasted sesame seeds • * salt pepper to taste • * additional sriracha or tabasco (optional) • Instructions: • 1. Pit and mash two avocados. • 2. Dice ripe mango, tomato, onion. Add to mashed avocado.Then salt and pepper, lemon juice, olive oil. • 3. Toast bread slices with 1 tbsp butter. • 4. Cut white onion into rings and sear or grill for a few min. • 5. Grease steak with oil and salt.Grill or sear tuna