Avocado Watercress Salad with Maitake Mushroom

Remove the peel and core of avocado, cut into small chunks. Prepare four serving plates. Divide watercress and avocado equally among them. Heat oil in a small pan. Add garlic, sauté until fragrant, then add maitake and sauté until soft, about 3 minutes. Combine with avocado and watercress. Mix ginger, maple syrup and water in a blender, divide into four portions and pour over salad.