Mississippi Pot Roast (Slow Cooker, 5 Ingredients)

Mississippi pot roast sounds like a gimmick until you taste it. A chuck roast, a packet of ranch seasoning, a packet of au jus gravy mix, a stick of butter and a handful of pepperoncini peppers go into the slow cooker, and eight hours later you have the most tender, savory, tangy beef imaginable.

There is no chopping and no browning. You can have it in the cooker in five minutes before work, and the smell when you walk back in the door is its own reward.

This version keeps the original spirit but adds a few small moves that make it even better, including how to turn the buttery juices into a proper gravy and how to keep the salt in check.

Why this recipe works

The recipe took off for a reason. Each of the five ingredients does a specific job.

• Chuck roast is loaded with connective tissue that melts into gelatin over a long, slow cook. That is what gives the shredded beef its rich, silky texture.
• Ranch seasoning brings buttermilk tang, dried herbs, garlic and onion in one spoonful. It seasons the whole roast without any measuring.
• Au jus mix adds deep beefy flavor and a little thickening power to the juices.
• Butter melts into the seasoning and the beef juices to make a glossy, rich sauce.
• Pepperoncini and a splash of their brine add a sharp, vinegary bite that keeps the richness from becoming heavy.
• No liquid is added. The roast makes its own, so the flavors stay concentrated.

Ingredients you’ll need

The exact amounts are in the recipe card. Here is what to look for at the store and why each ingredient matters.

Chuck roast. A 3 to 4 lb boneless chuck roast is ideal. Look for one with visible marbling and a fairly even thickness so it cooks at the same rate throughout.

Ranch seasoning mix. One 1 oz packet is the classic amount. Any brand works, and there are lower sodium versions if you want to cut salt.

Au jus gravy mix. One 1 oz packet. If you cannot find au jus, brown gravy mix is the closest swap.

Butter. Half a stick to a full stick, depending on how rich you want it. Unsalted gives you more control because both seasoning packets are already salty.

Pepperoncini. Six to eight whole peppers from a jar, plus 2 to 3 tbsp of the brine. They are mild, not hot, and they soften into sweet, tangy bites as they cook.

Optional black pepper and a little cornstarch. Neither is traditional, but fresh pepper wakes up the packet seasonings and a small slurry thickens the juices into a gravy that clings.

Ingredient notes and smart substitutions

Chuck roast

Bottom round or rump roast work but come out leaner and less silky. Use the same weight and add about 1 hour on LOW. Brisket flat is another good choice at the same weight and time. Avoid lean cuts like eye of round, which turn dry no matter how long they cook.

Ranch seasoning

To make your own, mix 1 tbsp dried parsley, 1 tsp dried dill, 1 tsp garlic powder, 1 tsp onion powder, 1/2 tsp dried chives, 1/2 tsp salt and 1/4 tsp black pepper. Use 3 tbsp of this mix in place of one packet.

Au jus mix

Brown gravy mix or onion soup mix can stand in packet for packet. Or skip the packet and add 2 tsp beef bouillon paste plus 1 tsp Worcestershire sauce.

Butter

The original calls for a full stick. Half a stick gives a lighter sauce that is still plenty rich. Ghee works the same way. Do not swap in oil, because the milk solids in butter add flavor you would miss.

Pepperoncini

Banana peppers are the closest substitute with the same mild tang. For a little heat, add 2 or 3 jarred jalapeño slices. If you have no peppers at all, add 2 tbsp white wine vinegar or the brine from a jar of dill pickles to get that necessary acidity.

How to make it

1. Trim and season the roast

Pat the roast dry with paper towels and trim any thick outer fat cap down to about 1/4 inch. Set it in the slow cooker and sprinkle the ranch and au jus packets evenly over the top. Add a few grinds of fresh black pepper.

Make sure the roast is fully thawed. A frozen roast stays in the unsafe temperature range too long and never cooks evenly.

2. Add the butter and peppers

Set the butter on top of the roast. Scatter the pepperoncini around it and pour in 2 to 3 tbsp of the brine from the jar. That is all the liquid you need.

3. Cook low and slow

Cover and cook on LOW for 8 to 10 hours or on HIGH for 5 to 6 hours. Do not lift the lid. The roast is ready when a fork slides in and twists with no resistance. Chuck roast is safe at 145°F, but for fork tender shredding it needs to reach about 200°F, when the collagen has melted.

4. Shred the beef

Transfer the roast to a cutting board or large bowl and pull it apart with two forks, discarding any large pieces of fat. Return the meat to the juices in the cooker. Leave the peppers whole or chop them and stir them back in.

5. Thicken the juices, if you like

The juices are delicious as they are, thin and buttery. For a gravy that clings to mashed potatoes, ladle 1 cup of the juices into a saucepan, whisk in 1 tbsp cornstarch dissolved in 2 tbsp cold water, and simmer 2 minutes. Stir it back into the cooker.

6. Serve

Spoon the shredded beef and plenty of juices over mashed potatoes, rice or egg noodles. Top with a few pepperoncini and a spoonful of the buttery sauce.

Common mistakes and how to fix them

Too salty. Two seasoning packets plus salted butter can push it over the edge. Use unsalted butter, choose a low sodium ranch or au jus, or use half of each packet and taste at the end.

Adding broth or water. Extra liquid dilutes the flavor and makes the sauce thin. The roast releases plenty of its own juice. Trust it.

Greasy sauce. Skim the fat off the top with a spoon before serving, or use half the butter. Chilling leftovers overnight makes the fat easy to lift off.

Tough meat. It simply needs more time. If it will not shred at hour 8, cover it and check again in 45 minutes.

Bland meat. Fresh black pepper, a splash more pepperoncini brine and a spoonful of Worcestershire fix it fast.

Lifting the lid to check. Every peek drops the temperature and adds 15 to 20 minutes to the cook. Trust the timing and check only once you are near the end of the range.

Timing and make ahead plan

There is almost nothing to prep, which is the point. Trim the roast the night before if you like and store it wrapped in the fridge.

Start the cooker on LOW between 7 and 9 a.m. for dinner at 6. If your cooker switches to WARM, the roast holds well for 1 to 2 hours after cooking with no loss in quality.

The whole dish can be made 1 to 2 days ahead. Shred the beef into its juices, cool and refrigerate. Reheat gently on the stovetop or in the slow cooker on LOW for 1 to 2 hours until it reaches 165°F.

For a weekend, use HIGH and start at noon. You will be eating by 6 p.m.

If you are feeding guests, make the roast a day ahead and reheat it in the slow cooker on WARM. The flavor actually improves overnight as the seasoning settles into the meat, and you get your afternoon back.

Tips for the best Mississippi pot roast

Do not skip the pepperoncini brine. The acid is what keeps the buttery beef from tasting one dimensional.

For a deeper flavor, sear the roast in a hot skillet with 1 tbsp oil for 3 to 4 minutes per side before it goes in the cooker. It is not required, but it adds a roasted note.

Shred the beef while it is hot. Cold beef holds together and takes twice the effort.

Serve it with something starchy that will soak up the juices. This roast makes a lot of flavorful liquid and it deserves a landing spot.

Taste before you add any salt at the table. Between the two packets and the brine, the beef is usually seasoned perfectly as it comes out of the pot.

If the roast is much thicker on one end, tuck the thin end under itself so the whole piece sits at a similar height. It will cook more evenly that way.

Variations

With vegetables. Add 1 lb baby potatoes and 3 thick cut carrots to the bottom of the cooker before the roast. They soak up the juices as they cook. For a version built around root vegetables from the start, see our slow cooker pot roast with root vegetables.

Italian style. Swap the ranch for a packet of Italian dressing mix and add a sliced onion.

Spicy. Use hot pepperoncini or add sliced jalapeños. A pinch of red pepper flakes in the seasoning works too.

Mississippi chicken. Use 2 1/2 lb boneless skinless chicken thighs and cook 5 to 6 hours on LOW or 3 hours on HIGH until they reach 165°F. Cut the butter to 4 tbsp.

Sandwiches. Pile the beef on toasted hoagie rolls with provolone and broil until melted, then dip in the juices.

Equipment that makes this easier

A 6 quart slow cooker fits a 4 lb roast with room to spare. A 4 quart works for a 3 lb roast.

Two forks or a pair of meat claws shred the beef in a minute or two while it is hot.

A fat separator or a wide, shallow spoon helps you skim the butter and beef fat off the juices before serving.

An instant read thermometer is not strictly needed, but it settles any doubt. Around 200°F, chuck roast shreds effortlessly.

Scaling up or down

For a smaller batch, use a 2 lb roast in a 4 quart cooker with half a packet of each seasoning, 4 tbsp butter and 4 pepperoncini. Cook 6 to 8 hours on LOW.

To double, use an 8 quart cooker with two 3 lb roasts side by side, both packets doubled, and 1 1/2 sticks of butter. Add about 1 hour on LOW. Do not fill the cooker more than two thirds full.

Because there is no added liquid, scaling is very forgiving. The roast always makes enough juice for itself.

What to serve with it

Creamy mashed potatoes are the classic partner, followed by buttered egg noodles or white rice. All three catch the juices.

Roasted green beans, honey glazed carrots or a simple salad add freshness. Browse the fall side dishes roundup for more ideas. If you love this style of hands off beef, try the slow cooker French dip sandwiches next, or the richer, wine braised red wine braised short ribs for a weekend.

How to store, freeze and reheat

Cool leftovers within 2 hours and refrigerate the beef in its juices for up to 4 days. The fat will rise and solidify on top, which makes it easy to remove if you want a leaner reheat.

Freeze the shredded beef with its juices in freezer bags or containers for up to 3 months. Flat bags thaw overnight in the fridge.

Reheat on the stovetop in a covered pan over medium low heat, stirring now and then, until the beef reaches 165°F. Add a splash of beef broth if the juices have reduced too much.

Microwave individual portions covered, in 1 minute bursts, stirring between each. The beef reheats better with a little of its liquid, so always save some.

Leftover ideas

French dip style sandwiches with the juices for dipping are the obvious first move. Add provolone and toast the rolls.

Spoon the beef over baked potatoes with sour cream and chives, or fold it into a quesadilla with pepper jack.

Stir leftovers into cooked egg noodles with a spoonful of sour cream for a quick stroganoff style skillet.

Use it as a taco filling with pickled onions, or pile it on a salad of romaine, tomatoes and blue cheese.

Nutrition notes

A serving of beef with juices runs roughly 400 to 480 calories with about 35 grams of protein, before any potatoes or noodles. The range depends on how much fat you trim and how much of the butter and juices you spoon over.

Sodium is the thing to watch. Both packets are salty. Choosing low sodium versions, using unsalted butter and skimming some of the juices all help.

The recipe is naturally low in carbohydrates on its own. Check your seasoning packets if you need it gluten free, since some gravy mixes contain wheat.

Frequently asked questions

What is Mississippi pot roast?

Mississippi pot roast is a slow cooker chuck roast seasoned with a packet of ranch mix, a packet of au jus gravy mix, a stick of butter and pepperoncini peppers. It became popular for being nearly effortless while tasting rich, tangy and deeply savory.

Do you add water to Mississippi pot roast?

No. The roast releases plenty of its own juices, and the butter and pepperoncini brine add the rest. Adding broth or water dilutes the flavor and makes the sauce thin.

Is Mississippi pot roast spicy?

Not really. Pepperoncini are mild peppers with a tangy, slightly sweet flavor. If you want heat, use hot pepperoncini or add a few jalapeño slices.

How long does Mississippi pot roast take in the slow cooker?

A 3 to 4 lb chuck roast takes 8 to 10 hours on LOW or 5 to 6 hours on HIGH. It is done when a fork twists into the meat with no resistance.

Can I make Mississippi pot roast in the oven?

Yes. Place everything in a Dutch oven, cover tightly and bake at 300°F for 3 1/2 to 4 hours, until the beef shreds easily. Check after 3 hours and add a splash of broth if the pot looks dry.