Peel the apple and cut into pieces, cut the onions and celery into thin rings, fry everything in hot oil for about 3 - 5 minutes. Add the garlic and curry, stir well. Add the lentils and stock and simmer over a low heat for about 10-15 minutes until the liquid has been absorbed by the lentils. Season to taste with salt and coriander and stir in the sour cream.
Heat clarified butter in a pan. Peel the bananas, cut them in half and quarter them. Dice the sheep cheese. Fry both briefly and spicy in hot clarified butter. Arrange on the lentil vegetables, fold in part.