Defrost the raspberries. Wash the lemon. Grate peel, squeeze juice
Bring milk and cream to the boil. Stir in rice, lemon peel and salt. Let it swell covered at low heat for about 30 minutes. Season to taste with 2-3 tbsp. sugar
Bring raspberries, 1-2 tablespoons lemon juice, 2 tablespoons sugar and vanillin sugar to the boil and simmer for about 1 minute
Wash, quarter, core and dice apples, except for 2 quarters. Sprinkle with 1 tablespoon lemon juice. Bring 7-8 tbsp water and 1 tbsp sugar to the boil. Steam apple cubes for about 3 minutes. Drain if necessary. Fold into the rice pudding
Cut the remaining apple into thin slices. Heat 1 tbsp. sugar and remaining lemon juice. Steam the apple for about 2 minutes. Place on the rice pudding. Serve with raspberry sauce
Rice pudding swells as it cools and becomes firmer. If you want to eat it cold, it is best to put it on top with about 3/4 l milk