Slow Cooker Pot Roast Potatoes

Featured in: Slow Cooker

Savor slow-cooked beef chuck roast infused with aromatic vegetables and savory herbs, creating a fork-tender centerpiece. Rich pan juices meld with carrots, celery, and onion for deep flavor. Creamy mashed potatoes, whipped with butter and milk, provide a perfect base for the succulent meat and gravy. Garnish with fresh parsley for vibrant color and freshness. Simple prep and slow cooker ease make this comforting dish ideal for busy days or gatherings. Customizable with gluten-free swaps and a touch of red wine, it's a classic hearty meal for six, sure to satisfy.

Updated on Sat, 08 Nov 2025 12:49:00 GMT
Slow Cooker Pot Roast with Mashed Potatoes served with savory vegetables and rich gravy. Save It
Slow Cooker Pot Roast with Mashed Potatoes served with savory vegetables and rich gravy. | sunnyspoonful.com

A classic, comforting dish featuring tender beef pot roast slow-cooked with vegetables and rich gravy, served alongside creamy mashed potatoes. With minimal prep and a hands-off cooking method, this meal is perfect for busy days or relaxed Sunday dinners.

I remember serving this pot roast for a family gathering after a chilly autumn hike. The aromas filled the house and everyone gathered around the table without delay. There were smiles all around as we tucked into each bite of perfectly tender beef and creamy potatoes.

Ingredients

  • Beef chuck roast: 3 lbs (1.4 kg), pat dry before searing
  • Kosher salt: 1 tbsp, for seasoning the meat
  • Black pepper: 1 tsp, freshly ground
  • Olive oil: 2 tbsp, for searing
  • Onion: 1 large, sliced
  • Garlic: 4 cloves, minced
  • Carrots: 4 large, peeled and cut into 2 inch pieces
  • Celery: 3 stalks, 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
  • Yukon Gold or Russet potatoes: 2 lbs (900 g), peeled and cut into chunks
  • Unsalted butter: 4 tbsp
  • Whole milk: ½ cup (120 ml) plus more as needed
  • Salt: 1 tsp for boiling potatoes
  • Black pepper: ½ tsp, for seasoning potatoes
  • Chopped fresh parsley: Optional garnish

Instructions

Season and Sear Beef:
Pat beef chuck roast dry and season on all sides with salt and pepper. In a large skillet, heat olive oil over medium-high and sear roast until browned (about 3 to 4 minutes per side). Transfer to slow cooker.
Add Vegetables:
Arrange onion, garlic, carrots, and celery around beef in the slow cooker.
Make Broth Mixture:
Whisk beef broth, tomato paste, Worcestershire sauce, thyme, rosemary, and bay leaves in a bowl. Pour over roast and vegetables.
Slow Cook:
Cover and cook on low for 8 hours or until beef is fork-tender.
Prepare Mashed Potatoes:
About 40 minutes before serving, place potatoes in a large pot and cover with cold water. Add salt and bring to a boil. Reduce heat and simmer until very tender (15 to 20 minutes). Drain, return potatoes to pot, add butter and milk, mash until creamy, season with salt and pepper.
Finish and Serve:
Remove roast and let rest for 5 minutes. Discard bay leaves. Shred or slice beef. Serve pot roast and vegetables over mashed potatoes. Drizzle with pan juices. Garnish with parsley if desired.
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| sunnyspoonful.com

This hearty pot roast and mashed potatoes is a classic win at our holiday table. Every year, my family requests this meal for chilly evenings and cozy get togethers.

Required Tools

Slow cooker, large skillet, chefs knife and cutting board, large pot, potato masher or ricer, measuring cups and spoons.

Allergen Information

Contains dairy from butter and milk. Worcestershire sauce may have anchovies (fish). You can make it gluten-free by using gluten-free broth and sauce. Always check ingredient labels.

Nutritional Information

Per serving: 520 calories, 23 g total fat, 36 g carbohydrates, 44 g protein.

Tender Slow Cooker Pot Roast with Mashed Potatoes garnished with fresh parsley and comfort. Save It
Tender Slow Cooker Pot Roast with Mashed Potatoes garnished with fresh parsley and comfort. | sunnyspoonful.com

Serve this comforting pot roast and mashed potatoes for a memorable dinner with loved ones. The leftovers are just as delicious the next day.

Recipe FAQs

What cut of beef works best for this meal?

Beef chuck roast is ideal due to its marbling, becoming tender and juicy when slow-cooked.

Can I make the potatoes dairy-free?

Yes, substitute plant-based butter and milk alternatives to keep the mashed potatoes dairy-free.

How do I achieve a thicker gravy?

Remove half a cup of liquid, whisk with cornstarch, then stir back into the pot and cook for ten minutes on high.

Is this dish gluten-free?

Use gluten-free beef broth and Worcestershire sauce to make the meal suitable for gluten-sensitive diets.

Can I add wine for extra flavor?

Yes, substitute half a cup of beef broth with red wine, such as Cabernet Sauvignon, for richer taste.

What is the best potato type for creamy texture?

Yukon Gold potatoes yield a buttery, smooth mash, though Russet potatoes also work well.

What is the recommended serving size?

This hearty meal serves about six individuals generously.

Slow Cooker Pot Roast Potatoes

Tender beef with rich gravy and creamy potatoes, slow-cooked for delicious comfort in every bite.

Prep Time
20 mins
Cook Time
480 mins
Total Duration
500 mins
Authored by Lana Bright

Recipe Type Slow Cooker

Skill Level Easy

Cuisine Style American

Recipe Yield 6 Serving Size

Diet Preferences Free From Gluten

What You'll Need

Pot Roast

01 3 lbs 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 beef broth (gluten-free if needed)
10 2 tbsp tomato paste
11 1 tbsp Worcestershire sauce (gluten-free if needed)
12 1 tsp dried thyme
13 1 tsp dried rosemary
14 2 bay leaves

Mashed Potatoes

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

Garnish (optional)

01 Chopped fresh parsley

Directions

Step 01

Season the Roast: Pat beef chuck roast dry and sprinkle all sides with kosher salt and black pepper.

Step 02

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

Step 03

Prepare Vegetables: Arrange sliced onion, minced garlic, carrots, and celery evenly around the roast in the slow cooker.

Step 04

Combine and Add Liquids: In a bowl, whisk together beef broth, tomato paste, Worcestershire sauce, dried thyme, rosemary, and bay leaves. Pour mixture over beef and vegetables.

Step 05

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

Step 06

Prepare Mashed Potatoes: 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 very tender (15 to 20 minutes). Drain well, return to pot, add unsalted butter and whole milk, then mash until smooth and creamy. Season with salt and black pepper; add more milk if needed.

Step 07

Rest and Shred Beef: Remove roast from slow cooker and allow to rest for 5 minutes. Discard bay leaves. Shred or slice beef as desired.

Step 08

Serve: Serve shredded beef and vegetables over mashed potatoes. Drizzle with pan juices and garnish with chopped fresh parsley if desired.

Tools You'll Need

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

Allergy Information

Review each ingredient to identify potential allergens, and consult a healthcare professional if you're unsure.
  • Contains dairy: butter and milk.
  • Worcestershire sauce may contain anchovies (fish).
  • Gluten-free if using gluten-free beef broth and Worcestershire sauce.
  • Confirm all ingredient labels for allergens prior to use.

Nutrition Details (Per Serving)

This nutritional data is for reference only and isn't a substitute for medical advice.
  • Caloric Value: 520
  • Fats: 23 grams
  • Carbohydrates: 36 grams
  • Proteins: 44 grams