Tuna Tartare Recipe

• 3 3/4 pound very fresh tuna steak
• 1 1/4 cups olive oil
• 5 limes, zest grated
• 1 cup freshly squeezed lime juice
• 2 1/2 teaspoons wasabi powder
• 2 1/2 tablespoons soy sauce
• 2 tablespoons hot red pepper sauce
• 2 1/2 tablespoons kosher salt
• 1 1/2 tablespoons freshly ground black pepper
• 1 1/4 cups minced scallions
• 3 1/4 tablespoons minced fresh jalapeño, seeds removed
• 5 ripe Haas avocados
• 1 1/2 tablespoons toasted sesame seeds

Directions