plain yogurt or whipping cream chopped fresh chives
Melt butter in a large pan. Saute onion and celery for about 5 minutes until softened. Add flour and curry powder and continue cooking for 3 minutes, stirring occasionally to prevent sticking.
Stir in apple, chicken and 1 cup (250 mL) of stock. Simmer for about 5 minutes. Cool slightly.
Puree mixture in a food processor or blender. This may need to be done in several batches. Return puree to pan. Add the remaining chicken stock, lemon juice and seasonings.
Bring to aboil. Simmer for about 10 minutes, cool, cover and chill in refrigerator. Serve cold with a spoonful of yogurt or whipping cream in each bowl and a sprinkling of chopped chives.