Rinse lenses cold. Cover and cook in approx. 3⁄4 l of boiling water for approx. 30 minutes.
Peel and wash the carrot and cut into small cubes. Clean, wash and cut leek into fine rings. Add the vegetables to the lentils approx. 5 minutes before the end of the cooking time, season with salt and cook until done.
Drain the lentils and let them cool down a little.
Peel, wash and dice the potatoes. Heat 2 tablespoons of oil in a coated frying pan. Fry the potatoes all around for about 15 minutes until crispy. Season with salt and pepper.
Mix apple juice, vinegar, salt, pepper and honey. Stir in 2-3 tablespoons of oil. Clean, wash and pluck the salad into pieces. Mix lentils, potatoes and vinaigrette, season to taste if necessary.
Fold in endive salad. Arrange salad on plates. Arrange the cured pork on top.