Slow Cooker Pot Roast

Featured in: Fried Classics

This classic dish features beef chuck roast slow-cooked with aromatic vegetables and herbs until tender and flavorful. The rich gravy blends with carrots, celery, garlic, and onions, creating a savory base served over creamy mashed Yukon Gold potatoes. Perfect for a cozy, satisfying main course, this meal requires minimal active prep time but benefits from a long, slow cooking process to develop deep flavors and melt-in-your-mouth texture. Optional fresh parsley adds a bright finishing touch.

Updated on Tue, 11 Nov 2025 10:23:00 GMT
Tender Slow Cooker Pot Roast resting on fluffy mashed potatoes, ready for a hearty dinner. Save
Tender Slow Cooker Pot Roast resting on fluffy mashed potatoes, ready for a hearty dinner. | fryzia.com

A classic, comforting dish featuring tender beef pot roast slow-cooked with vegetables and rich gravy, served alongside creamy mashed potatoes.

I remember making this pot roast for my family on busy weekends when warmth and comfort were needed at the table. The aroma filling our kitchen always signaled a delicious meal to look forward to.

Ingredients

  • Beef chuck roast: 3 lbs (1.4 kg)
  • Kosher salt: 1 tbsp
  • Black pepper: 1 tsp
  • Olive oil: 2 tbsp
  • Onion: 1 large, sliced
  • Garlic: 4 cloves, minced
  • Carrots: 4 large, peeled and cut into 2-inch pieces
  • Celery stalks: 3, cut into 2-inch pieces
  • Beef broth: 2 cups (480 ml), gluten-free if needed
  • Tomato paste: 2 tbsp
  • Worcestershire sauce: 1 tbsp, gluten-free if needed
  • Dried thyme: 1 tsp
  • Dried rosemary: 1 tsp
  • Bay leaves: 2
  • Potatoes: 2 lbs (900 g) Yukon Gold or Russet, peeled and cut into chunks
  • Unsalted butter: 4 tbsp
  • Whole milk: ½ cup (120 ml), plus more as needed
  • Salt: 1 tsp
  • Black pepper: ½ tsp
  • Optional garnish: Chopped fresh parsley

Instructions

Season and Sear Beef:
Pat the beef chuck roast dry and season all sides with salt and pepper. In a large skillet, heat olive oil over medium-high heat. Sear the roast on all sides until browned (about 3–4 minutes per side). Transfer to the slow cooker.
Add Vegetables:
Add onion, garlic, carrots, and celery around the roast in the slow cooker.
Prepare Broth Mixture:
In a bowl, whisk together beef broth, tomato paste, Worcestershire sauce, thyme, rosemary, and bay leaves. Pour over the roast and vegetables.
Cook Roast:
Cover and cook on low for 8 hours, or until the beef is fork-tender.
Make Mashed Potatoes:
About 40 minutes before serving, place potatoes in a large pot and cover with cold water. Add 1 tsp salt. Bring to a boil, reduce heat, and simmer until potatoes are very tender (15–20 minutes). Drain well and return potatoes to the pot. Add butter and milk; mash until smooth and creamy. Season with salt and pepper to taste. Add more milk if needed for desired consistency.
Finish and Serve:
Remove the roast from the slow cooker and let rest for 5 minutes. Discard bay leaves. Shred or slice the beef. Serve pot roast and vegetables over a bed of mashed potatoes. Drizzle with pan juices and garnish with fresh parsley if desired.
Juicy shredded Slow Cooker Pot Roast with vibrant carrots, onions, and creamy mashed potatoes. Save
Juicy shredded Slow Cooker Pot Roast with vibrant carrots, onions, and creamy mashed potatoes. | fryzia.com

Sharing this pot roast over mashed potatoes became a family tradition during cozy nights at home, making memories around a nourishing meal.

Required Tools

Slow cooker (6-quart or larger), large skillet, chefs knife and cutting board, large pot, potato masher or ricer, measuring cups and spoons

Allergen Information

Contains dairy (butter, milk). Worcestershire sauce may contain anchovies (fish). Gluten-free if using gluten-free beef broth and Worcestershire sauce. Always verify ingredient labels for allergens.

Nutritional Information

Per serving: Calories 520, Total Fat 23 g, Carbohydrates 36 g, Protein 44 g

Close-up of a flavorful Slow Cooker Pot Roast, showcasing soft beef and delicious mashed potatoes. Save
Close-up of a flavorful Slow Cooker Pot Roast, showcasing soft beef and delicious mashed potatoes. | fryzia.com

This pot roast recipe is satisfying and simple to make for any occasion. Enjoy leftovers the next day for an even richer flavor.

Recipe FAQ Section

How do I ensure the beef is tender?

Slow cooking the chuck roast for 8 hours on low allows the collagen to break down, resulting in tender, juicy meat.

Can I substitute other vegetables?

Yes, root vegetables like parsnips or turnips can be added or used instead of carrots and celery for added flavor.

What type of potatoes work best for mashing?

Yukon Gold or Russet potatoes are ideal; they yield creamy, smooth textures after mashing.

How can I thicken the gravy?

Remove a portion of the cooking liquid and whisk it with cornstarch, then stir back and cook on high to thicken.

Is this meal gluten-free?

If gluten-free broth and Worcestershire sauce are used, the dish is safe for a gluten-free diet.

Can I add wine for extra flavor?

Substituting half a cup of broth with red wine, like Cabernet Sauvignon, enhances the richness of the sauce.

Slow Cooker Pot Roast

Hearty slow-cooked beef with vegetables served alongside creamy mashed potatoes for a comforting meal.

Prep duration
20 min
Cook duration
480 min
Complete duration
500 min
Created by Samantha Rivera

Classification Fried Classics

Complexity Level Easy

Heritage American

Output 6 Portion Count

Dietary considerations No Gluten

Components

Pot Roast

01 3 lb beef chuck roast
02 1 tbsp kosher salt
03 1 tsp black pepper
04 2 tbsp olive oil
05 1 large onion, sliced
06 4 cloves garlic, minced
07 4 large carrots, peeled and cut into 2-inch pieces
08 3 celery stalks, cut into 2-inch pieces
09 2 cups gluten-free beef broth (if needed)
10 2 tbsp tomato paste
11 1 tbsp gluten-free Worcestershire sauce (if needed)
12 1 tsp dried thyme
13 1 tsp dried rosemary
14 2 bay leaves

Mashed Potatoes

01 2 lb Yukon Gold or Russet potatoes, peeled and cut into chunks
02 4 tbsp unsalted butter
03 ½ cup whole milk (plus additional as needed)
04 1 tsp salt
05 ½ tsp black pepper

Optional Garnish

01 Chopped fresh parsley

Preparation Steps

Phase 01

Season and Sear Beef: Pat the beef chuck roast dry and season all sides with kosher salt and black pepper.

Phase 02

Brown the Roast: Heat olive oil in a large skillet over medium-high heat. Sear the roast on all sides until browned, about 3 to 4 minutes per side. Transfer to the slow cooker.

Phase 03

Add Vegetables: Arrange onion, garlic, carrots, and celery around the roast in the slow cooker.

Phase 04

Prepare Cooking Liquid: Whisk together beef broth, tomato paste, Worcestershire sauce, thyme, rosemary, and bay leaves in a bowl; pour over the roast and vegetables.

Phase 05

Slow Cook: Cover and cook on low for 8 hours, or until the beef is fork-tender.

Phase 06

Cook Potatoes: About 40 minutes before serving, place potatoes in a large pot, cover with cold water, and add 1 tsp salt. Bring to a boil, reduce heat, and simmer until potatoes are very tender, about 15 to 20 minutes. Drain well.

Phase 07

Mash Potatoes: Return the drained potatoes to the pot. Add butter and whole milk, then mash until smooth and creamy. Season with salt and black pepper to taste, adding more milk if necessary for desired consistency.

Phase 08

Rest and Slice Beef: Remove the roast from the slow cooker and let rest for 5 minutes. Discard bay leaves, then shred or slice the beef.

Phase 09

Plate and Serve: Serve the pot roast and vegetables over mashed potatoes. Drizzle with pan juices and garnish with chopped fresh parsley if desired.

Necessary tools

  • Slow cooker (6-quart or larger)
  • Large skillet
  • Chef's knife and cutting board
  • Large pot
  • Potato masher or ricer
  • Measuring cups and spoons

Allergy information

Review all ingredients for potential allergens and consult with healthcare providers if you're uncertain about any item.
  • Contains dairy (butter, milk).
  • Worcestershire sauce may contain anchovies (fish).
  • Gluten-free if using gluten-free broth and Worcestershire sauce; verify labels.

Nutrient breakdown (per portion)

These values are approximate and shouldn't replace professional medical guidance.
  • Energy Value: 520
  • Fat: 23 g
  • Carbohydrates: 36 g
  • Protein Content: 44 g