Basil-Prosciutto Salad on Watermelon Plates

Ingredients

• 12 ounces prosciutto, cut into small dice
• 1 tablespoon olive oil
• 2 cups fresh basil leaves
• 4 cups mixed baby salad greens
• ¼ medium red onion, sliced thin
• Salt and ground black pepper
• ½ fresh lime
• 1 small watermelon, sliced into 6 round slabs