Soak rolls in cold water. Peel and wash potatoes and cook in boiling salted water for about 25 minutes. Peel turnips, cut into slices and cook in 1/2 litre boiling salted water for about 15 minutes. Pour the turnips onto a sieve and collect the liquid. Peel and finely chop the onion. Knead minced, squeezed out roll and onion.
Season with salt, pepper and paprika. Form 12 small meatballs from the dough. Heat oil in a pan. Fry the meatballs for about 8 minutes, turning them over. Melt 30 g butter in a saucepan. Sauté the flour in it. Deglaze with the vegetable water and cream while stirring. Season to taste with mustard, salt and pepper. Add the turnips to the sauce. Drain the potatoes and press them through a potato press. Add milk and 20 g butter and stir well.
Deglaze with the vegetable water and cream while stirring. Season to taste with mustard, salt and pepper. Add the turnips to the sauce. Drain the potatoes and press them through a potato press. Add milk and 20 g butter and stir well. Season to taste with salt, pepper and nutmeg and let it cool down. Grease a casserole dish. Pour the mashed potatoes into a piping bag with a large star-shaped spout and squirt a potato rim into the baking dish. Put turnips and meatballs into the dish. Bake in the preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for approx. 10 minutes. Wash the parsley, cut into fine strips and sprinkle over the casserole
Season to taste with salt, pepper and nutmeg and let it cool down. Grease a casserole dish. Pour the mashed potatoes into a piping bag with a large star-shaped spout and squirt a potato rim into the baking dish. Put turnips and meatballs into the dish. Bake in the preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for approx. 10 minutes. Wash the parsley, cut into fine strips and sprinkle over the casserole