DIRECTIONS
Coat grid with nonstick cooking spray.
Prepare grill for direct cooking over medium-high heat. May also use a stovetop grill pan.
Combine oil, lemon juice, garlic, rosemary, parsley, salt and pepper in small bowl.
Set aside half of sauce to serve with tuna.
Brush both sides of tuna with some of remaining sauce; place on grid over medium-high heat.
Grill tuna 4 minutes, basting generously with additional sauce.
Turn and grill 4 to 6 minutes, or until desired degree of doneness, brushing frequently with sauce.
Add lemon slices to grill for last few minutes, if desired.
Discard any leftover basting sauce.
Place tuna on serving dish lined with the greens and keep warm.
Heat reserved sauce in small pan.
Drizzle over steaks and greens.
Garnish with the grilled lemon slices.
Serves 4.