Lombo de Porco com Castanhas
Lombo de Porco com Castanhas·(LOHM-boo deh POHR-koo kõ kash-TAH-nyash)
Sunday Saudade: Family Roasts & Hearty Rices
To achieve the exact taste of a Trás-os-Montes autumn, you must resist the urge to rush the marinade and absolutely never skip the stovetop sear. The magic of this dish isn't born from complex techniques, but from the alchemy of pork fat, white wine, and paprika caramelizing in a hot pan. Furthermore, tradition doesn't demand standing in the kitchen all day—modern Portuguese grandmas use frozen peeled chestnuts to save time, and so should you.
Before you start
Create the mock massa de pimentão.
In a small bowl, mix the smashed garlic, sweet paprika, smoked paprika, tomato paste, salt, pepper, and 2 tablespoons of the olive oil into a thick, savory paste.
Marinate the pork overnight.
Pat the pork loin dry and rub the paste aggressively all over the meat. Place it in a glass container, tuck the crumbled bay leaves underneath, and pour the white wine over the top. Cover tightly and refrigerate for at least 2 hours, or ideally overnight to chemically tenderize and deeply flavor the lean meat.
Ingredients
- center-cut pork loin roast2 1/2 lb
- garlic5 med clove
- sweet paprika1 tbsp
- smoked paprika1/2 tsp
- tomato paste1 tsp
- kosher salt1 tbsp
- black pepper1/2 tsp
- dried bay leaves2
- dry white wine1/2 cup
- extra-virgin olive oil3 tbsp
- yellow onion1 large
- pork lard1 tbsp
- frozen peeled chestnuts1 lb
- fresh thyme2 sprig
Method
- 01
Sear the pork in hot fat to build the crust.
Preheat the oven to 375°F. Remove the pork from the marinade, scraping off excess garlic bits to prevent burning, but reserve every drop of the liquid. Heat the pork lard and remaining 1 tablespoon of olive oil in a heavy skillet or flame-proof roasting pan over medium-high heat. Sear the pork, fat-side down first, for 2 to 3 minutes until a dark golden-brown crust forms, then rotate and aggressively sear all remaining sides.
- 02
Roast the pork on a bed of onions.
Transfer the seared pork to a baking dish if not already using a roasting pan. Scatter the thick onion slices around the meat to act as a trivet, then pour the reserved wine marinade over everything. Roast uncovered for 30 minutes, basting once or twice with the pan juices.
- 03
Glaze the chestnuts in the reduced pan drippings.
Remove the pan from the oven and scatter the frozen chestnuts into the bubbling pan juices around the pork, tossing them gently to coat. Return to the oven and roast for a final 15 to 20 minutes until the pork registers 145°F on a meat thermometer and the chestnuts are tender.
- 04
Rest the meat and finish the sauce.
Transfer the pork loin to a cutting board, tent loosely with foil, and let it rest for 10 minutes. Meanwhile, leave the chestnuts and onions in the pan, tossing them in the reduced, sticky wine and pork fat sauce. Slice the pork thinly and serve surrounded by the glazed chestnuts, spooning the pan sauce generously over the top.
Notes
Do not add chicken broth or cornstarch.
Diaspora recipes often rely on artificial thickeners and foreign broths, but native Portuguese recipes build the sauce entirely through the natural reduction of wine, rendered pork fat, and the starches from the melting onions and chestnuts.
Lard is essential for an authentic sear.
While you can substitute butter if absolutely necessary, high-quality rendered pork lard provides the correct smoke point and harmonizes beautifully with the meat, delivering a profound richness that defines this dish.