Heat the oil in a pan and fry the minced meat in it, dividing the meat into smaller pieces. Then season the minced meat with salt and pepper.
Put the kidney beans, baked beans and tomatoes in a large saucepan, add the seared minced meat and season with paprika, salt, chili or cayenne pepper and sugar.
Bring the soup to the boil, season well and serve with fresh farmhouse bread.