Instant Pot Zippy Mississippi

Featured in: Cozy Everyday Dinners

This vibrant Mississippi-style pot roast features a tender chuck roast braised with pepperoncini peppers, ranch seasoning, onion, and garlic. Searing the beef builds rich flavor before pressure cooking it to juicy perfection in the Instant Pot. The inclusion of zesty spices and buttery richness creates a comforting dish bursting with bold, tangy notes. Ideal for quick weeknight dinners, the shredded beef absorbs the flavorful cooking juices and pairs well with mashed potatoes or crusty bread. Gluten-free options are available by using certified ranch and au jus mixes. This method delivers deep Southern comfort with minimal hands-on time.

Updated on Mon, 24 Nov 2025 16:35:00 GMT
Tender, shredded Instant Pot Zippy Mississippi Pot Roast, perfect served over creamy mashed potatoes. Save to Pinterest
Tender, shredded Instant Pot Zippy Mississippi Pot Roast, perfect served over creamy mashed potatoes. | orchardbowl.com

A bold, tangy, and ultra-tender beef roast made in a fraction of the time using the Instant Pot. Pepperoncini, ranch, and zesty spices bring a quick-cooked weeknight dinner to full Southern comfort glory.

I love how this recipe turns a tough cut of beef into a tender, flavorful meal in just over an hour using my Instant Pot.

Ingredients

  • Beef: 1 (3–3.5 lb / 1.4–1.6 kg) chuck roast, trimmed
  • Seasonings & Base: 1 packet (1 oz / 28 g) ranch dressing mix (gluten-free if needed), 1 packet (1 oz / 28 g) au jus gravy mix, 1 teaspoon garlic powder, 1/2 teaspoon black pepper, 1/2 teaspoon smoked paprika (optional, for extra zip)
  • Vegetables & Zippy Additions: 8–10 whole pepperoncini peppers, plus 2 tablespoons juice, 1 medium yellow onion, sliced, 3 cloves garlic, smashed
  • Fat: 4 tablespoons (1/2 stick / 55 g) unsalted butter
  • Liquids: 1/2 cup (120 ml) beef broth

Instructions

Step 1:
Pat the chuck roast dry and season both sides with black pepper and garlic powder.
Step 2:
Set the Instant Pot to Sauté (high) and add 1 tablespoon of the butter. Once hot, sear the roast 2–3 minutes per side, until browned. Remove and set aside.
Step 3:
Add the sliced onion and smashed garlic to the pot; sauté for 1–2 minutes.
Step 4:
Deglaze with a splash of beef broth, scraping up any browned bits.
Step 5:
Place the roast back in the pot. Sprinkle the ranch dressing mix, au jus mix, and smoked paprika over the top.
Step 6:
Arrange the pepperoncini peppers and drizzle their juice over the roast. Top with remaining butter, cut into pieces. Pour in the rest of the beef broth around (not over) the roast.
Step 7:
Seal the Instant Pot lid. Set to Manual or Pressure Cook on high for 60 minutes.
Step 8:
Allow a natural pressure release for 10 minutes, then quick release any remaining pressure.
Step 9:
Shred the beef with two forks directly in the pot. Stir to coat in juices.
Step 10:
Serve hot with mashed potatoes, rice, or crusty bread.
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| orchardbowl.com

This recipe always brings my family together around the dinner table, eager for those tender shredded bites.

Required Tools

Instant Pot (6 or 8 quart), tongs, knife and cutting board, measuring spoons/cups, forks for shredding

Allergen Information

Contains milk (butter), and may contain gluten (au jus, ranch mix). For gluten-free: Use certified gluten-free ranch and au jus mixes. Always check ingredient labels to confirm allergen status.

Nutritional Information

Calories: 435, Total Fat: 28 g, Carbohydrates: 6 g, Protein: 38 g (per serving)

Close-up of bubbling Instant Pot Zippy Mississippi Pot Roast, rich with pepperoncini and savory gravy. Save to Pinterest
Close-up of bubbling Instant Pot Zippy Mississippi Pot Roast, rich with pepperoncini and savory gravy. | orchardbowl.com

A perfect balance of speed and Southern flavor for any busy weeknight.

Recipe Questions & Answers

What cut of beef works best for this dish?

A chuck roast between 3 and 3.5 pounds is ideal for tenderness and flavor when pressure cooked.

Can I make this dish gluten-free?

Yes, by choosing certified gluten-free ranch and au jus mixes, the dish remains gluten-free.

How do pepperoncini peppers affect the flavor?

Pepperoncini add a tangy, mildly spicy zing that brightens the rich beef and ranch spices.

Is it necessary to sear the beef before pressure cooking?

Searing enhances the depth of flavor by creating a caramelized crust before cooking under pressure.

What are good serving suggestions for this dish?

Serve shredded beef with mashed potatoes, rice, or crusty bread to soak up the flavorful juices.

How can I thicken the juices into gravy?

Remove the beef, use the sauté function to heat the liquid, then whisk in a cornstarch slurry to thicken.

Instant Pot Zippy Mississippi

Tender beef roast infused with zesty pepperoncini and ranch spices, cooked fast for a comforting meal.

Prep Time
10 minutes
Time to Cook
60 minutes
Overall Time
70 minutes
Created by Sophie Alden

Recipe Type Cozy Everyday Dinners

Skill Level Easy

Cuisine Origin American (Southern)

Makes 6 Number of Servings

Dietary Details No Gluten

What You'll Need

Beef

01 1 (3 to 3.5 lb) chuck roast, trimmed

Seasonings & Base

01 1 packet (1 oz) ranch dressing mix, gluten-free if needed
02 1 packet (1 oz) au jus gravy mix
03 1 teaspoon garlic powder
04 ½ teaspoon black pepper
05 ½ teaspoon smoked paprika (optional)

Vegetables & Zippy Additions

01 8 to 10 whole pepperoncini peppers, plus 2 tablespoons juice
02 1 medium yellow onion, sliced
03 3 cloves garlic, smashed

Fat

01 4 tablespoons (½ stick) unsalted butter

Liquids

01 ½ cup beef broth

How To Make It

Step 01

Prepare and Season Roast: Pat the chuck roast dry and season both sides with black pepper and garlic powder.

Step 02

Sear the Roast: Set the Instant Pot to Sauté on high and melt 1 tablespoon of butter. Brown the roast for 2 to 3 minutes on each side, then remove and set aside.

Step 03

Sauté Aromatics: Add sliced onion and smashed garlic to the pot; cook for 1 to 2 minutes until softened.

Step 04

Deglaze Pot: Pour in a splash of beef broth and scrape the bottom to release browned bits.

Step 05

Assemble Ingredients in Pot: Return the roast to the pot. Sprinkle ranch dressing mix, au jus gravy mix, and smoked paprika evenly on top. Arrange pepperoncini peppers and drizzle their juice over the roast. Dot with remaining butter pieces and pour remaining beef broth around, avoiding the top of the roast.

Step 06

Pressure Cook: Seal the Instant Pot lid and set to Manual or Pressure Cook on high for 60 minutes.

Step 07

Release Pressure: Allow a natural pressure release for 10 minutes, then perform a quick release to remove any remaining pressure.

Step 08

Shred and Serve: Use two forks to shred the beef directly in the pot, mixing it thoroughly to coat with the cooking juices. Serve immediately with mashed potatoes, rice, or crusty bread.

Equipment Needed

  • Instant Pot (6 or 8 quart)
  • Tongs
  • Knife and cutting board
  • Measuring spoons and cups
  • Forks for shredding

Allergy Warnings

Review all components for possible allergens and seek medical guidance if needed.
  • Contains milk (butter) and may contain gluten (au jus and ranch mixes). Use certified gluten-free mixes to avoid gluten.

Nutrition Info (for each serving)

Details here are for your reference and aren't a substitute for professional advice.
  • Total Calories: 435
  • Total Fat: 28 grams
  • Carbohydrates: 6 grams
  • Proteins: 38 grams