Combine pesto, lemon juice and tenders in a bowl and toss to coat. Grill tenders for 5 to 6 minutes, turning several times, until cooked through.
Step
Combine arugula with 2 tablespoons vinaigrette and toss well to coat. Divide greens among 4 plates. Top each with 1 sliced tomato and 3 chicken tenders. Drizzle with remaining dressing and serve with shaved Parmesan if desired.