Gharech va Gholveh (قارچ و قلوه) — Persian Mushroom and Lamb Kidney Sauté

• 350 gLamb kidneys (trimmed, split, core removed, cut into 2 cm pieces)
• 1000 mlCold water (for soaking)
• 30 mlFresh lemon juice (for soaking (about 2 tablespoons))
• 6 gKosher salt (for soaking (about 1 teaspoon))
• 500 gButton mushrooms (wiped clean, thickly sliced (about 5 mm))
• 200 gBeef or lamb sausage (halal-style, sliced into 1 cm rounds)
• 45 gUnsalted butter (divided)
• 15 mlNeutral oil (such as sunflower or grapeseed (1 tablespoon))
• 150 gYellow onion (finely diced)
• 10 gGarlic (minced (about 3 cloves))
• 2 gGround black pepper (about 1 teaspoon, plus more to taste)
• 25 gFresh parsley (finely chopped, loosely packed (about 1 cup))

Instructions

1. 1

   Prepare the kidneys: split them open if needed, remove the firm white core and any visible membranes, then cut into 2 cm pieces. Soak in 1000 ml cold water mixed with 30 ml lemon juice and 6 g salt for 30 minutes in the refrigerator. Drain well and pat very dry with paper towels.

2. 2

   Brown the sausage: set a large skillet over medium-high heat (about 200°C surface). Add 10 g butter and 15 ml neutral oil. When the butter foams, add the sliced sausage in a single layer and cook 3–4 minutes, stirring once, until browned. Transfer to a plate, leaving the fat in the pan.

3. 3

   Sauté the mushrooms: keep the skillet over high heat. Add the mushrooms and spread them out; cook 6–8 minutes, stirring every 60–90 seconds, until their moisture evaporates and edges turn golden. Add 20 g butter and cook 1 minute more to gloss the mushrooms. Transfer mushrooms to the sausage plate.

4. 4

   Build the aromatics: reduce heat to medium. Add the diced onion to the same skillet and cook 4–5 minutes, stirring often, until softened and lightly golden. Add the minced garlic and cook 30–45 seconds, just until fragrant; avoid browning the garlic to keep the finish clean and bright.

5. 5

   Cook the kidneys quickly: increase heat to medium-high. Add the drained, dried kidney pieces in one layer. Sear 60–90 seconds without moving, then stir and cook 2–3 minutes more, until browned outside but still tender. Sprinkle in 4 g salt and 2 g black pepper during the last minute.

6. 6

   Finish and serve: return the mushrooms and sausage (and any juices) to the pan. Toss 1–2 minutes to rewarm and coat everything in the buttery fond. Turn off the heat, add 25 ml fresh lemon juice and the chopped parsley, and toss 15–20 seconds. Taste and adjust salt, pepper, and lemon, then serve immediately.