Name: Jagnjetina u Mleku
Prep time: 20 min
Cook time: 2 h 10 min
Total time: 2 h 30 min
Yield: 6 portions
Cuisine: Serbian
Ingredients: 1500 g lamb shoulder and rib pieces, bone-in; cut into serving pieces; 1000 ml pasteurized whole cow milk; 300 g carrot, cut into thick batons; 20 g garlic, lightly crushed; 20 g flat-leaf parsley, roughly chopped; 700 g potatoes, peeled and cut into large chunks; 30 ml sunflower oil, for the baking dish; 10 g fine salt; 2 g black pepper, ground

Yield 6 portions

Preparation time 20 minutes

Cooking time 130 minutes

Passive time 0 minutes

Ingredients ↓

Overview

Jagnjetina u Mleku: Lamb and Potatoes Braised in Milk

Jagnjetina u mleku is a lamb braise in which milk functions as the principal cooking liquid rather than as a finishing sauce. This recipe uses bone-in lamb shoulder or rib pieces with potatoes, carrots, garlic and parsley. The long, gentle cook softens the lamb while the milk reduces around the meat and vegetables, producing a pale savoury sauce with browned edges after the final uncovered oven stage.

Milk changes the heat management. A hard boil can foam over and encourage the dairy proteins to catch on the bottom, so the stovetop stage begins with a quiet simmer rather than vigorous boiling. Pasteurized whole milk provides enough fat and protein to carry lamb flavour and coat the vegetables. Garlic and parsley remain measured accents; the dish does not depend on a heavy spice mixture that would conceal the interaction between lamb, milk and potatoes.

The meat first simmers in milk before the potatoes are added. That gives the tougher lamb shoulder a head start and keeps the potatoes from disintegrating during the full cooking time. The thickest lamb pieces are checked with a food thermometer and must reach at least 62.8 °C, but the cook does not stop at that point. As with other shoulder braises, tenderness requires more time for connective tissue to soften, so the fork test remains the culinary endpoint.

The covered oven stage at 220 °C cooks the potatoes through while limiting rapid evaporation. Once the potatoes are nearly tender and the lamb yields under a fork, the lid comes off for the final 15 minutes. That allows the potato edges and exposed lamb to take on some colour and lets the milk cooking liquid reduce. A hard, dry crust is not the goal; enough sauce should remain to keep the portions moist.

Because the dish combines meat and dairy, prompt handling after cooking matters. Serve soon after the final browning stage, or divide leftovers into shallow containers so they cool rapidly. Refrigerate within 2 hours at 4 °C or below and reheat to 73.9 °C. The sauce may look slightly separated after chilling because milk proteins and lamb fat set differently; gentle reheating and stirring brings the serving together without requiring extra liquid.

Practical

ServingDivide the lamb and vegetables into six portions, spooning the reduced milk cooking liquid over each. Bone weight is not counted as edible yield, so portions should be balanced by meat and vegetables rather than simply by the number of bone-in pieces.
Make-aheadFor advance preparation, cook the complete braise and cool it promptly rather than stopping after the stovetop milk simmer. The potatoes and lamb can then be reheated together in their sauce. Partial cooking followed by a long pause complicates both safety control and tenderness, so it is not part of this method.
Storage and reheatingTransfer leftovers to shallow covered containers and refrigerate within 2 hours at 4 °C or below. Use within 3–4 days. Reheat the lamb, potatoes and sauce together to 73.9 °C, stirring the sauce and turning larger meat pieces so the centre heats evenly. Do not leave the milk-based braise warm for extended serving periods.

Ingredients

Lamb and milk braise

1500 g lamb shoulder and rib pieces, bone-in; cut into serving pieces
1000 ml pasteurized whole cow milk
300 g carrot, cut into thick batons
20 g garlic, lightly crushed
20 g flat-leaf parsley, roughly chopped
700 g potatoes, peeled and cut into large chunks
30 ml sunflower oil, for the baking dish
10 g fine salt
2 g black pepper, ground

Directions

Prepare the lamb and vegetablesCut the lamb into six roughly equal serving pieces if it is not already portioned. Peel and cut the potatoes and carrots into large pieces, chop the garlic and parsley, and keep raw-lamb utensils separate from vegetables or garnishes that will not receive further cooking. The lamb pieces are similar in size and the potatoes and carrots are cut large enough to survive the long cooking.
Bring the lamb and milk to a gentle simmerHeat the sunflower oil in a heavy ovenproof pot over medium heat. Add the lamb, carrots and garlic, then pour in the pasteurized milk. Bring the liquid gradually to a quiet simmer over about 10 minutes, watching closely so it does not foam over. The milk reaches a quiet simmer with small bubbles and no violent boil-over.
Simmer the lamb in milkReduce to low heat and simmer gently for about 60 minutes, turning the lamb once or twice. Check the thickest meat away from bone with a food thermometer; the centre must reach at least 62.8 °C, and cooking continues beyond that point because the shoulder still needs to become tender. The thickest lamb pieces reach at least 62.8 °C and the milk is simmering gently rather than boiling hard.
Bake covered with the potatoesHeat the oven to 220 °C. Add the potatoes, parsley, measured salt and black pepper to the pot, distributing the vegetables around the lamb. Cover and bake for about 45 minutes, checking that enough milk cooking liquid remains around the potatoes. The potatoes are nearly tender and the lamb yields when pressed with a fork, while enough milk cooking liquid remains to keep the dish moist.
Uncover and brown to tendernessRemove the lid and bake at 220 °C for about 15 minutes more. The lamb should become fork-tender and the exposed potato edges lightly browned while some milk sauce remains in the pot. Rest only long enough to portion safely, then serve hot. The lamb is fork-tender, the potato edges are lightly browned and the milk sauce has reduced around the vegetables.

Practical

Substitutions

Boneless lamb shoulder changes both edible yield and heat penetration, so the quantity and cooking time need separate adjustment rather than a direct weight swap. Lower-fat milk produces a thinner, less rich cooking liquid and may separate differently. Waxy potatoes hold their shape well during the long bake; a floury potato can break down sooner and thicken the sauce more.

Control points

milk scorches on the pot baseGuidance: Heat is too high or the pot is thin;Adjustment: use a heavy pot, lower the heat to a quiet simmer and stir around the base periodically.
lamb remains firm after the first oven stageGuidance: The cut needs more collagen-softening time;Adjustment: keep the dish covered and continue baking in 15-minute increments before the final uncovered browning.

Nutrition

Serving size1 of 6 lamb-and-vegetable portions
Calories610 kcal
Carbohydrates24 g
Protein48 g
Fat36 g
Fibre3 g
Sodium800 mg

Nutrition values are approximate and can vary with ingredient brands, trimming, absorption and exact portioning.

Allergens and food safety

Contains milk. The ingredient list contains no wheat, egg or nuts, but shared equipment and packaged seasonings should be checked for cross-contact if relevant.

Use pasteurized milk and keep raw lamb separate from ready-to-eat foods.

Measure the thickest lamb piece away from bone; it must reach at least 62.8 °C and then continue cooking until fork-tender.

Cool the perishable lamb-and-milk braise promptly, refrigerate within 2 hours at 4 °C or below and reheat leftovers to 73.9 °C.

FAQ

Does the milk need to boil hard?

No. A quiet simmer is enough for the stovetop stage. Hard boiling increases the risk of foaming over, scorching and excessive separation without making the lamb tender faster.

Is 62.8 °C the final tenderness target?

It is the thermometer-supported safety minimum used for the whole-muscle lamb. Shoulder still needs further cooking until a fork enters with little resistance.

Why are the potatoes added later?

They need less cooking time than the lamb shoulder. Adding them after the first milk simmer lets the meat soften without leaving the potatoes to disintegrate during the entire braise.

Result: The finished dish has fork-tender lamb, soft potatoes and carrots, lightly browned exposed surfaces and a reduced milk sauce that keeps the portions moist.

Key: Control the milk with gentle heat, verify the lamb’s centre temperature, then continue cooking for tenderness before the short uncovered browning stage.