Step 1 Blanch asparagus in a saucepan of boiling water for 2-3 minutes until tender-crisp. Plunge into a bowl of cold water. Drain.

Step 2 Spray a large frying pan with oil and place over a high heat. Cook prawns in batches for 2-3 minutes or until cooked through.

Step 3 Gently combine asparagus, prawns, beans, mango and salad greens. Divide salad among serving plates. Combine sweet chilli sauce and lime juice in a small bowl then drizzle over salad. Serve with lime wedges.