Slow-Cooked Tuna Salad – Luke's Lobster

Ingredients

• 1lb bluefin tuna steak
• Kosher salt, freshly ground black pepper
• 2 cups olive oil
• 1 medium red onion, sliced into 1” wedges
• 2 cloves of garlic
• A few sprigs of thyme, marjoram, rosemary, or oregano, whatever you prefer
• 1 tsp red pepper flakes
• 4stalks celery, thinly sliced
• 1 cup parsley, torn into large pieces
• 1 lemon, halved for squeezing over
• 1 cup mayonnaise