
Chef Klaus
Ähzezupp (Kölsche Erbsensuppe)
The Cologne pea pot earns its depth from soaked peas and cured pork bone, simmered slowly until the soup thickens itself and the meat falls clean from the knuckle.
A cooking platform built around craft, culture, and the stories behind what we eat.

Created by
Thin beef rolled around mustard, bacon, onion, and pickle, browned hard, then braised until the gravy tastes of the filling as much as the meat.
Rinderrouladen belong to the Sunday table in the Rhineland, though a confident cook can put them down on a weeknight if the rolls are made ahead. This is Hausmannskost, honest home cooking: thin beef, a strip of smoked bacon, onion, mustard, and sour pickle, rolled tight and braised until the sauce turns dark and useful. Rotkohl, red cabbage, brings the ruby colour. Knödel, dumplings, catch the gravy. Schön ist, was schmeckt.
Every region has its argument. In the Rhineland the pickle and mustard matter, and some tables sweeten the sauce a little with Rübenkraut, beet syrup. Further south you see carrot inside, sometimes no pickle at all. In the north the sauce may stay plainer and sharper. Im Norden anders, im Süden anders. Das ist kein Bierzelt.
The technique that decides the dish is the sear before the braise. Dry the rolls, tie them firmly, and brown them on every side before liquid goes in, because the sauce gets its backbone from that dark fond on the bottom of the pot. Pale rolls make pale gravy. Burnt fond makes bitter gravy. Brown is the line you watch.
Use the trim and the bacon rind if you've got it. Weggeworfen wird nichts. The little bits in the pot give the sauce more than a jar ever could. Nicht aus dem Glas. Runter mit der Temperatur, cover the pot, and let the filling season the gravy from the inside out. Das braucht seine Zeit.
Rouladen became common German household cooking in the 19th century, when thinly sliced beef could be stretched with bacon, onion, mustard, and pickle into a Sunday dish that still felt generous. The Rhenish version reflects the region's sweet-sour larder, with vinegar pickles, sharp mustard, and sometimes Rübenkraut, the beet syrup long made in the Rhineland from sugar beet cultivation. The dish also shows a regional split: northern and Rhenish cooks keep the pickle sharp in the roll, while southern versions often lean milder and add carrot or omit the pickle.
Quantity
4 slices, about 160g each
Quantity
4 teaspoons
Quantity
8 thin slices
Quantity
2
finely sliced
Quantity
4
quartered lengthwise
Quantity
to taste
Quantity
2 tablespoons
Quantity
1
diced
Quantity
1 small piece
diced
Quantity
1 tablespoon
Quantity
150ml
Quantity
500ml
Quantity
1
Quantity
4
lightly crushed
Quantity
1 teaspoon
Quantity
1 tablespoon
for finishing
| Ingredient | Quantity |
|---|---|
| beef roulade slices, from topside or round | 4 slices, about 160g each |
| sharp German mustard | 4 teaspoons |
| smoked streaky bacon | 8 thin slices |
| onionsfinely sliced | 2 |
| small sour picklesquartered lengthwise | 4 |
| salt and freshly ground black pepper | to taste |
| lard or neutral oil | 2 tablespoons |
| carrotdiced | 1 |
| celery rootdiced | 1 small piece |
| tomato paste | 1 tablespoon |
| dry red wine | 150ml |
| beef stock, preferably from bones | 500ml |
| bay leaf | 1 |
| juniper berrieslightly crushed | 4 |
| Rübenkraut or dark beet syrup (optional) | 1 teaspoon |
| cold butter (optional)for finishing | 1 tablespoon |
Lay the beef slices between parchment and tap them to an even 4mm thickness, thin enough to roll without tearing. Even thickness matters because the roll cooks as one piece; a thick end stays tough while a thin end dries out. Season lightly with salt and pepper, remembering the bacon and pickle bring salt of their own.
Spread each slice with a teaspoon of mustard, then lay on two slices of bacon, a little onion, and one quartered pickle. Fold the long sides in, roll from the short end, and tie with kitchen string or pin with roulade needles. Tight rolls hold their filling and cut cleanly; loose rolls leak onion and pickle into the pot before they have seasoned the meat from inside.
Pat the rolls dry, then brown them in hot lard in a heavy pot, turning until every side is deep brown. This is where the gravy begins. Wet beef only turns grey, and pale beef gives you a thin sauce no amount of jarred Bratensoße can repair. Nicht aus dem Glas.
Lift the rolls to a plate and add the carrot, celery root, and remaining onion to the same pot. Cook them until browned at the edges, because the vegetables sweeten the sauce only after their water has cooked off. Stir in the tomato paste and let it darken for a minute; raw paste tastes tinny, browned paste tastes like gravy starting to behave.
Pour in the red wine and scrape the bottom of the pot until the browned bits dissolve, because that fond is the work you already did and it belongs in the sauce. Add the stock, bay leaf, juniper, and Rübenkraut if using, then return the rolls and any juices. Bring it just to a quiet simmer, cover, and cook low for about 1 hour 45 minutes, turning once. Runter mit der Temperatur. Boiling tightens the beef; a slow braise loosens it.
Lift the rouladen out when a knife slips in with little resistance, then rest them covered while you finish the sauce. Strain the liquid, pressing the vegetables so their body goes into the gravy, not the bin. Weggeworfen wird nichts. Reduce the sauce until it coats a spoon, then taste before you touch the salt.
Whisk in the cold butter off the hard boil if you want a softer shine, because butter thickens by emulsion and breaks when bullied. Adjust with a spoon of pickle brine if the sauce needs brightness, or a small pinch of salt if it tastes flat. Würzen, Fett, Salz zum Schluss. Remove the string, slice if you like, and serve with Rotkohl and Kartoffelknödel, potato dumplings.
1 serving (about 330g)
Culinary guides, cultural storytelling, and the editorial depth that makes cooking meaningful.
Discover Culinary Explorer
Chef Klaus
The Cologne pea pot earns its depth from soaked peas and cured pork bone, simmered slowly until the soup thickens itself and the meat falls clean from the knuckle.

Chef Klaus
The Rhenish potato pot-cake for St. Martin's night: raw grated potatoes, bacon, onion, and sausage baked slowly until the middle sets and the edge turns dark and crisp.

Chef Klaus
The Rhenish pork knuckle that belongs to the Brauhaus table: cured, simmered gently, set on sour cabbage, and served with potatoes that catch every spoon of broth.

Chef Klaus
Cologne's joke of a sandwich has no chicken in it: just a rye Röggelchen, Gouda cut thick, mustard, onion, and gherkin, built cold so every bite stays sharp.