1. In small bowl toss together mango, kiwi fruit, lime juice, jalapeño pepper
and 1/2 teaspoon of the olive oil. Set aside.
2. Brush tuna steak with the remaining 1 teaspoon olive oil. Rub garlic clove
over both sides of steak. Grill tuna directly over medium heat about 4 to 6 minutes or until desired doneness, turning once.
3. Transfer tuna to serving plate. Spoon mango mixture onto plate beside the tuna. Serve with lemon slices.