Grilled Chicken, Watermelon and Tomato Salad - Chicken Farmers

Ingredients

• 4 boneless, skinless chicken breast(s)
• 1/4 cup (60 mL) barbecue sauce
• 1 tbsp (15 mL) lemon juice
• 5 cups (1.25 L) seedless watermelon, diced
• 4 plum tomatoes, diced
• 1 cup (250 mL) red onion(s), diced
• 1/4 cup (60 mL) red wine vinegar
• 1/4 cup (60 mL) olive oil
• 4 cups (1 L) Romaine lettuce, shredded
• 1/2 tsp (2.5 mL) black pepper, freshly ground