Celery, Carrot And Green Apple Soup - cooking recipe

Ingredients

1 lb carrot, peeled and diced
1 stalk celery, diced
1 green apple, diced
1/2 medium onion, diced
1 tablespoon olive oil
2 tablespoons butter
2 cups chicken stock or 2 cups vegetable stock
1 tablespoon tomato paste
1 bay leaf
1 tablespoon brown sugar
salt and pepper, to taste

Preparation

Heat oil over medium heat in large sauce pan. Add carrot, celery, and onion, allowing to cook 2 minutes.
Add butter and stir to melt.
Add stock and cook for 10 minutes.
Add apple, tomato paste, bay leaf and brown sugar. Cook for 2 minutes longer. Remove bay leaf.
Transfer soup to blender or use an immersion blender, blend until smooth. Strain soup through fine sieve, keeping liquid and discarding any solids.
Season with salt and pepper and serve hot.