Romaine Peppercorn-Steak Salad

Ingredients (10)

• 0.25 tsp sea salt
• 1 Natural oil cooking spray
• 2 (6-ounce) grass-fed lean beef tenderloin steaks about 1 1/4 inches thick
• 2 tbsp black peppercorns
• 1 medium red onion thinly sliced
• 1 (5-ounce) package baby arugula
• 1 bunch romaine lettuce coarsely chopped (8 cups loosely packed)
• 1 pints grape tomatoes
• 0.33 cup natural light balsamic vinaigrette dressing
• 2 tbsp feta cheese finely crumbled