Peel and wash the potatoes and cook them in boiling salted water for about 25 minutes. Soak rolls in water. Peel onion. Finely dice 1 tablespoon capers, anchovies and onion. Squeeze the bread roll.
Knead minced meat, capers, onion, bread and egg, season with salt, pepper and paprika. Form balls out of the minced meat and let them simmer in boiling, not boiling salted water for 10-15 minutes.
Melt the fat in a saucepan, dust with flour and sauté. Deglaze with wine while stirring. Stir in broth and cream and let simmer slightly. Wash the basil and chop it except for something to garnish.
Add basil, 4 tablespoons of capers and lemon juice. Season to taste with salt, pepper and sugar. Drain the potatoes. Drain meatballs and add to the sauce. Arrange meatballs and potatoes on plates.
Garnish with caper apples and basil.