Ahi Tuna and Bow Tie Pasta Salad

Heat a non-stick skillet over medium heat.  For medium-rare, cook tuna 4 minutes, turn and cook an additional 4 minutes. Remove from pan and allow to cool.  Flake tuna into large pieces.

Meanwhile, prepare pasta according to package directions.  Drain and rinse with cold water.

In a large bowl, toss pasta, flaked tuna, cucumber, red onion, carrots, black olives and dressing.

Divide lettuce among 4 plates. Top each with one-fourth of the pasta salad.  Sprinkle each with 1 tablespoon Parmesan.