Peel and roughly dice the carrot. Peel onions and dice 2 roughly. Cut 2 onions into strips. Cut bacon into coarse strips. Meat tr
Spread 1 tsp. mustard on each slice of meat. Halve the cucumbers lengthwise. Spread cucumber, bacon and onion strips on the meat slices. Roll up the slices as tightly as possible and pin them with a toothpick or a roulade needle.
Heat the lard in a large pot. Fry the roulades for about 10 minutes. Remove the roulades. Sauté the carrot and onion cubes in the frying fat for approx. 5 minutes. After about 3 minutes add tomato paste and fry.
Douse with red wine. Pour in broth, bring to the boil. Put the roulades back into the pot, cover and stew for 1 1/2-2 hours. Cook the beans in boiling salted water for about 7 minutes. Remove roulades from the stock, remove toothpicks or needles.
Keep the roulades warm. Pour the stock through a sieve into another pot and boil down slightly for 4-5 minutes. Drain the beans, let them drain, put them back into the pot with butter and toss them. Season to taste with salt, pepper and a little sugar.
Stir starch and 4 tablespoons of water until smooth. Thicken the sauce with it, bring to the boil again, season to taste again. Arrange roulades and sauce on a plate. Add the beans. Parsley potatoes taste good with it.