Pears Grilled with Pecorino

Ingredients

• 6 cups arugula (leaves removed from stems)
• 1 bunch watercress ((2 cups/500 mL), leaves removed from stems)
• 1 cup seedless green grapes (halved)
• 3 oz pecorino cheese
• 2 large ripe pears (such as Comice or Bartlett)
• 1/4 cup olive oil
• 3 tbsp balsamic vinegar
• 1 tsp Dijon mustard
• 1/2 tsp sugar
• 1/4 tsp salt
• 1/4 tsp freshly ground black pepper