Wash the lenses, let them drip off and remove any small stones. Cut the leek lengthwise. Wash vegetables and potatoes and drain well. Peel potatoes, celery and carrots and cut into small cubes. Clean the leek and cut into fine half rings. Peel and finely dice onions
Place the lentils, vegetables and tomato paste in a large pot with 2 litres of water. Bring to the boil, cover and simmer for about 20 minutes
Peel and finely chop the garlic. Wash the coriander and chop finely, except for a little to garnish. Add wine, vinegar, maple syrup, garlic, ground coriander and about 2 tsp. salt to the lentil soup and season with a little pepper. Let simmer for another 5-10 minutes. Stir fresh coriander into the soup, season with salt and pepper and arrange in deep bowls. Add 1 tbsp. soy cream or soy yoghurt to the lentil soup and dust with curry. Garnish with coriander