Halve the lemon, squeeze the juice. Halve melon, remove seeds. Cut the flesh from the skin and chop into small pieces, put 12-15 pieces aside. Drain mozzarella. Marinate mozzarella and melon pieces set aside with salt, pepper, oil and 1 tbsp. lemon juice for approx. 30 minutes. Wash the basil, shake dry, cut the leaves into small pieces and add to the melon
Peel and chop the onion and garlic. Blend tomatoes, tomato paste, remaining melon cubes and 2 tbsp. lemon juice in a blender until very fine. Season the tomato soup with salt, pepper and a little sugar and chill until serving. Put mozzarella balls and melon pieces alternately on wooden skewers. Arrange soup and skewers in glasses
Waiting time approx. 20 minutes