Mississippi Pot Roast Recipe
This Mississippi pot roast recipe cooks chuck roast in a slow cooker for 8 hours with ranch, au jus mix, butter, and pepperoncini. Serve over mashed potatoes.
Mississippi pot roast recipe is a slow cooker beef dish made with a chuck roast, ranch dressing mix, au jus gravy mix, butter, and pepperoncini peppers. It cooks on low for 8 hours and gets served with noodles, rice, or mashed potatoes, so here’s how it comes together.
This Mississippi pot roast recipe suits busy days, since you stack five ingredients in the slow cooker and leave them alone for 8 hours. The pepperoncini and butter go right on top of the seasoning mixes, so there’s no stirring or chopping. Pair the beef with mashed potatoes and dinner is done.
Table of Contents
Why You’ll Love This Mississippi Pot Roast Recipe
- It uses only five ingredients, and two of them are packets you simply sprinkle on.
- There’s no searing step and no vegetable prep, so the slow cooker does the work.
- Eight hours on low means you can start it in the morning and come back to dinner.
- The beef works over noodles, rice, or mashed potatoes, so you can use whatever starch you have.
What Ingredients Do You Need for Mississippi Pot Roast?

| Ingredient Group | Ingredient | Exact Amount | Purpose or Note |
|---|---|---|---|
| Beef | Chuck roast | 1 (3-4 pounds) | The main cut, placed in the slow cooker |
| Seasoning mixes | Ranch dressing mix | 1 packet | Sprinkled over the top of the roast |
| Seasoning mixes | Au jus gravy mix | 1 packet | Sprinkled over the top with the ranch mix |
| Toppings | Pepperoncini peppers | 4-5 peppers | Placed on top of the mixes |
| Toppings | Butter | 1/4 cup | Added after the peppers |
The chuck roast is the only cut listed, so stick with it. Both seasoning mixes go straight onto the beef, and the pepperoncini and butter cook right along with them.
Use one packet each of the ranch dressing mix and the au jus gravy mix, exactly as the ingredient list calls for.
How to Make Mississippi Pot Roast Step by Step

- Place the roast in the slow cooker and sprinkle the top with the ranch dressing mix and the au jus mix.
- Place the pepperoncini peppers on top of the mixes, and add the butter.
- Cook over low heat for 8 hours.
- Serve with noodles, rice, or mashed potatoes. Enjoy!
Pro Tip: Build the layers in the order the recipe lists: roast first, then the mixes, then the peppers, then the butter.
Tips, Variations, and Troubleshooting for Mississippi Pot Roast
Pro Tips for Success
- Set the slow cooker to low, since the recipe is written for 8 hours over low heat.
- Use one packet of each mix and sprinkle both over the top of the roast, rather than mixing them in.
- Put the pepperoncini on top of the mixes and add the butter afterward, as the instructions direct.
- Plan your side while the roast cooks. If you want mashed potatoes, rice, or noodles, make them close to serving time, and a green side like this parmesan green bean almondine bake rounds out the plate.
Variations
These are optional serving choices. Each one leaves the slow cooker steps exactly the same.
- Optional: serve the beef with noodles.
- Optional: serve the beef with rice.
- Optional: serve the beef with mashed potatoes.
Troubleshooting Common Problems
Problem: Your roast is bigger or smaller than 3 to 4 pounds.
Solution: The 8-hour cook time is written for a 3 to 4 pound chuck roast. The recipe doesn’t give adjusted times, so choose a roast in that range.
Problem: You’re wondering whether to add broth or water to the slow cooker.
Solution: The ingredient list has no liquid, and the instructions don’t add any. Follow the recipe as written.
Problem: You’re unsure whether to stir the mixes into the roast.
Solution: The instructions say to sprinkle the mixes over the top, with no stirring step. Leave them on top and add the peppers and butter.
How to Store and Reheat Mississippi Pot Roast

| Storage Method | Duration | Best Practice |
|---|---|---|
| Room temperature | No more than 2 hours (1 hour if above 90°F) | Safety limit. Refrigerate leftovers within this window. |
| Refrigerator | 3 to 4 days | Store in covered or airtight containers at 40°F or below. |
| Freezer | 3 to 4 months for best quality | Frozen leftovers stay safe indefinitely but can lose moisture and flavor over time. |
These times come from the USDA Food Safety and Inspection Service leftovers guidance, which applies to cooked leftovers in general.
Reheat leftovers until they reach 165°F, checking with a food thermometer. Cover the food while it heats to hold in moisture. If you reheat any juices or gravy, bring them to a rolling boil.
For an easy no-waste meal, reheat a portion of the beef and serve it over noodles, rice, or mashed potatoes again.

Mississippi Pot Roast Recipe: Easy Slow Cooker Beef
Equipment
- Slow Cooker
- Measuring cup
- Food thermometer (for reheating)
- Covered or airtight containers
Ingredients
Beef
- 1 chuck roast 3-4 pounds; the main cut, placed in the slow cooker
Seasoning Mixes
- 1 packet ranch dressing mix sprinkled over the top of the roast
- 1 packet au jus gravy mix sprinkled over the top with the ranch mix
Toppings
- 4-5 pepperoncini peppers placed on top of the mixes
- ¼ cup butter added after the peppers
To Serve
- noodles, rice, or mashed potatoes your choice
Instructions
- Place the roast in the slow cooker and sprinkle the ranch dressing mix and the au jus mix over the top.
- Place the pepperoncini peppers on top of the mixes, then add the butter.
- Cook on low for 8 hours.
- Serve with noodles, rice, or mashed potatoes. Enjoy!
Notes
Frequently Asked Questions
What do you serve with Mississippi pot roast?
Serve Mississippi pot roast with noodles, rice, or mashed potatoes. Pick whichever one you have on hand or like best.
Can I make Mississippi pot roast in a Crock Pot?
Yes. A Crock Pot is a brand of slow cooker, and this recipe is written for a slow cooker set to low for 8 hours. Use a 3 to 4 pound chuck roast.
Can I make this Mississippi pot roast in the oven or an Instant Pot?
This recipe is written only for the slow cooker, so it doesn’t include oven or pressure cooker directions. Because those times and temperatures aren’t part of the recipe, it’s best to stick with the slow cooker method rather than guess.
Do I need to brown the roast first?
No. The recipe has no browning step. You place the roast straight into the slow cooker and sprinkle the mixes over the top.
Time to Try This Pot Roast
If you make this Mississippi pot roast, an honest comment and star rating helps other readers know how it went. Save it to your dinner board on Pinterest so it’s easy to find on a busy day. Sharing it with a friend who loves slow cooker meals helps too.
And if you want another slow cooker dinner, try this crockpot chicken and stuffing dinner.
Need an easy dinner idea? Save this mississippi pot roast recipe: stack five ingredients in the slow cooker, set it to low for 8 hours, and spoon it over mashed potatoes, rice, or noodles. Pin it for your next busy day.
