Remove the zest from the lemon. Peel the apples, cut into slices and immediately pour lemon juice, so as not to darken.
Crush the radish with the bottom of a wide glass. I adapted this thing for this purpose. A small note – if the radish is large, it is better to cut it into quarters.
Mix butter, zest, chopped herbs, yogurt and chopped cheese in a deep bowl. Add pepper.
Add celery, radish, and apple to the dressing. To interfere. Let it stand for 10 minutes and you can try it.