Roast walnuts by placing them on a lined tray and into a cold oven set to 200°C for exactly 10 minutes. Cool and break into smaller pieces by hand, leave some whole.
Make the dressing and toss the rocket with some of the dressing, arrange on a serving plate. Top with the sliced pear, blueberries and cheese. Finish with the roasted walnuts and drizzle with additional dressing.
Serve with crusty bread or as a side dish with any of the suggestions below!