Slow Cooker Peppercorn Cream Potatoes

 This slow cooker peppercorn cream potato dish leans into the same flavors you’d expect from a classic steak au poivre—cracked peppercorns, a splash of cognac, and a silky cream sauce—then sends them in a cozier, more practical direction. Instead of fussing over a pan sauce at the last minute, you whisk everything into one mixture and drizzle it over raw sliced red potatoes right in the slow cooker. As it bubbles away, the potatoes soak up beefy, peppery, aromatic flavor and turn spoon-tender, with shallots and fresh parsley adding gentle sweetness and brightness. It’s a flexible, weeknight-friendly comfort meal that feels a little bit French bistro and a little bit Midwestern casserole, and it really does hit a bit differently every time depending on how generously you season and how peppery you like it.

Serve these peppercorn cream potatoes straight from the slow cooker, spooned into shallow bowls so the sauce pools around the edges. They’re especially good alongside simple seared or grilled meats—steak, pork chops, or roasted chicken—but they also hold their own next to roasted vegetables or a crisp green salad with a mustardy vinaigrette. A loaf of crusty bread is handy for mopping up the extra sauce, and if you enjoy wine, a medium-bodied red like a Côtes du Rhône or a mellow Cabernet Franc plays nicely with the cognac and cracked pepper.

Slow Cooker Peppercorn Cream Potatoes

Ingredients

2 1/2 pounds small red potatoes, scrubbed and thinly sliced (about 1/4-inch thick)
2 tablespoons unsalted butter
2 tablespoons olive oil
2 large shallots, finely minced
3 cloves garlic, finely minced
1/3 cup cognac (or brandy)
1 cup low-sodium beef stock
1 1/2 cups heavy cream
2 1/2 teaspoons kosher salt, divided (plus more to taste)
1 1/2 to 2 tablespoons coarsely cracked black peppercorns (adjust to heat preference)
1 teaspoon Dijon mustard
1 teaspoon Worcestershire sauce
1/4 cup finely chopped fresh flat-leaf parsley, plus extra for garnish
1/4 cup freshly grated Parmesan or Pecorino Romano (optional, for a slightly richer finish)
Neutral cooking spray or 1 teaspoon butter, for greasing the slow cooker

Directions

Lightly grease the insert of your slow cooker with cooking spray or a little butter to help prevent sticking. Scrub the red potatoes well and slice them into 1/4-inch rounds; leave the skins on for better texture and color.

Layer the sliced red potatoes evenly in the bottom of the slow cooker, overlapping them slightly like a loose fan. Sprinkle with about 1 teaspoon of the kosher salt to season the potatoes directly.

Make the 1 mixture on the stovetop: In a medium saucepan, melt the butter with the olive oil over medium heat. Add the minced shallots and a pinch of salt and cook, stirring often, until the shallots are soft and translucent, 3 to 4 minutes. Stir in the minced garlic and cook just until fragrant, about 30 seconds.

Carefully add the cognac to the pan. If you’re working over gas, briefly remove the pan from the heat as you pour, then return it to the burner. Let the cognac simmer and reduce by about half, 2 to 3 minutes, scraping up any browned bits from the bottom of the pan.

Pour in the beef stock and bring the mixture back to a gentle simmer. Stir in the heavy cream, the remaining 1 1/2 teaspoons kosher salt, the cracked black peppercorns, Dijon mustard, and Worcestershire sauce. Simmer for 3 to 5 minutes, stirring occasionally, just until the sauce is hot and slightly thickened enough to lightly coat the back of a spoon. Turn off the heat.

Stir the chopped fresh parsley into the hot peppercorn cream mixture. If using, stir in the grated Parmesan or Pecorino at this point so it melts smoothly into the sauce.

Drizzle this 1 mixture—your warm peppercorn cognac cream sauce with beef stock, shallots, and fresh parsley—slowly and evenly over the raw sliced red potatoes in the slow cooker, making sure to coat as many of the slices as possible. Use a spatula to gently nudge the potatoes so some of the sauce seeps down between the layers.

Cover the slow cooker with the lid. Cook on LOW for 4 to 5 hours, or on HIGH for 2 to 3 hours, until the potatoes are very tender when pierced with a fork and the sauce is bubbly and thickened around the edges.

Once cooked, taste the sauce and adjust with a bit more salt or cracked pepper if needed. If the top looks a bit oily, give everything a gentle stir to reincorporate the fat into the sauce, being careful not to mash the potatoes too much.

Serve the peppercorn cream potatoes hot, directly from the slow cooker, garnished with a little extra fresh parsley and an extra pinch of cracked pepper on top if you like a more pronounced bite.

Variations & Tips

For a slightly lighter version, you can swap half of the heavy cream for whole milk or evaporated milk; just be sure to keep the mixture at a gentle simmer so it doesn’t curdle. If you prefer to skip alcohol, replace the cognac with additional beef stock plus 1 tablespoon of apple cider vinegar or lemon juice for brightness—the flavor profile will be different but still rich and comforting. For extra savoriness, stir 2 to 3 slices of finely chopped, crisp-cooked bacon into the sauce along with the parsley before drizzling. If you like more texture, toss a handful of shredded Gruyère or Swiss cheese over the potatoes during the last 20 minutes of slow cooking so it melts into a stretchy top layer. You can also add thinly sliced mushrooms or leeks to the potato layer for a more vegetable-forward take; they’ll soften right along with the potatoes. To make this more of a complete one-pot meal, tuck in bite-sized pieces of browned smoked sausage or leftover roast beef between the potato layers before you pour the mixture over. The pepper level is flexible—use a mix of black, green, and pink peppercorns for a more aromatic, less sharp heat, and adjust the quantity each time so the dish truly “hits different” depending on your mood and what you’re serving alongside.