Defrost the prawns. For the garlic cream, peel the garlic and chop very finely. Mix with salad cream and yoghurt. For the marinade, mix vinegar, salt, pepper, 1 pinch of sugar and 1-2 tbsp. oil.
Peel, chop and add the onion.
Wash, quarter, seed and finely dice the tomatoes. Shrimps wash, dab dry, chop coarsely. Dill wash, pluck, chop finely. Cut avocado in half, stone, remove flesh and dice finely.
Squeeze the lime. Mix everything with 1 tablespoon of oil. Season with salt and pepper. Clean, wash and drain the salad if necessary.
Place an appetizer or dessert ring (approx. 8 cm Ø) on a plate. 1⁄6 of the shrimp and avocado mixture and carefully lift off the ring. Arrange the rest in the same way. Or: Pour into glasses and place on plates.
Mix the salad and marinade and place on the plates. Garnish with garlic cream.