Grilled Tuna Sandwiches With Onions, Bell Peppers, And Chile-Cilantro Mayonnaise

• 2 tablespoons chopped fresh cilantro
• 6 tablespoons low-fat mayonnaise
• 1 teaspoon ground ancho chile pepper
• 1 teaspoon grated lime rind
• 1 teaspoon fresh lime juice
• 1/4 teaspoon ground chipotle chile pepper
• 5 teaspoons olive oil, divided
• 4 (1/4-inch-thick) slices Oso Sweet or other sweet onion
• 1 red bell pepper, seeded and quartered
• 1/2 teaspoon salt, divided
• 4 (5-ounce) tuna steaks (about 3/4 inch thick)
• 1/4 teaspoon ground cumin
• 1/4 teaspoon freshly ground black pepper
• 4 (2-ounce) sandwich buns
• 4 red leaf lettuce leaves

1. Heat a grill pan over medium-high heat.
2. Combine first 6 ingredients in a small bowl.
3. Brush 3 teaspoons oil evenly over onion and bell pepper; sprinkle with 1/4 teaspoon salt. Place onion and bell pepper on grill pan; cook 3 1/2 minutes on each side or until tender. Remove from pan; keep warm.
4. Brush 2 teaspoons oil evenly over tuna; sprinkle with remaining 1/4 teaspoon salt, cumin, and black pepper. Place tuna on grill pan; cook 3 1/2 minutes on each side or until medium-rare or desired degree of doneness.
5. Split buns in half horizontally. Spread mayonnaise mixture evenly over cut sides of buns. Top bottom half of each bun with lettuce, 1 bell pepper quarter, 1 onion slice, and 1 tuna steak. Cover with top halves of buns.

fresh cilantro, lowfat mayonnaise, ground ancho chile pepper, lime rind, lime juice, ground chipotle chile pepper, olive oil, oso sweet, red bell pepper, salt, tuna, ground cumin, freshly ground black pepper, sandwich buns, red leaf

Taken from www.myrecipes.com/recipe/grilled-tuna-sandwiches-with-onions-bell-peppers-chile-cilantro-mayonnaise (may not work)