Hard boil eggs. Peel and wash potatoes and cut them in half or quarters depending on size. Cook in salted water for 15-20 minutes. Quench eggs, peel and let them cool down.
Wash the wild garlic, shake dry and chop very finely. Clean and wash radishes and chop very finely. Cut cucumbers into small cubes.
Chop eggs. Mix sour cream, yoghurt and mayonnaise. Season with salt and pepper. Stir in wild garlic, radishes, cucumber and eggs. Season to taste.
Drain and steam the potatoes. Heat clarified butter in a large coated pan. Fry the potatoes for about 5 minutes until golden brown. Season with salt and pepper. Serve with roast beef and the wild garlic remoulade.