Slow-cooked to tender perfection, this French Onion Mississippi Pot Roast blends savory onion flavor, buttery richness, and tangy pepperoncini for an unforgettable Crockpot meal.
3–4 lb chuck roast
1 packet French onion soup mix
5–8 whole pepperoncini peppers
2 tbsp pepperoncini juice
1 stick (½ cup) unsalted butter
½ cup beef broth
1 medium onion, sliced (optional)
2 cloves garlic, minced (optional)
Optional: Sear roast in a hot skillet, 2–3 minutes per side.
Place sliced onions in the bottom of the slow cooker.
Set roast on top of onions.
Sprinkle soup mix over roast.
Top with butter pieces.
Add pepperoncinis and their juice.
Pour broth along the side of the Crockpot.
Cover and cook on LOW for 8–10 hours.
Shred meat and serve with cooking liquid.