Simmer the lentils in boiling salted water for about 10 minutes. Peel carrots and kohlrabi and cut into sticks. Wash and clean the cucumbers and cut them into sticks as well
Pour lentils into a sieve, rinse under cold water and drain well. Wash mint, shake dry, pluck leaves from the stalks and chop finely. Peel garlic and chop finely. Mix crème fraîche with feta cheese.
Stir in lentils, garlic and chopped mint, except for something to garnish. Season to taste with salt and pepper. Fill lentil dip into small bowls, decorate with mint. Add vegetable sticks