Mediterranean Antipasto Tuna Salad - Guiding Stars

Ingredients

• 2 cans (5 oz.) water-packed chunk light tuna, drained and flaked
• 1 large red bell pepper, finely diced
• ½ cup finely chopped red onion
• ½ cup chopped fresh parsley
• 4 tsp. capers, rinsed (optional)
• ½ tsp. rosemary
• ½ cup lemon juice, divided
• 4 Tbsp. olive oil, divided
• Pepper to taste
• ⅛ tsp. salt
• 8 cups salad greens