Slow Cooker French Onion Pot Roast


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This Slow Cooker French Onion Pot Roast is quick twist on the classic pot roast that promises a melt-in-your-mouth recipe. Similar flavors to french onion soup, but in pot roast form.

Some of my favorite recipes include French onion soup – French Onion Dip, Slow Cooker French Onion Chicken, and homemade Slow Cooker French Onion Soup are a few I recommend trying!

scooping out slow cooker french onion pot roast with a spatula.
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Why You’ll Love Crock Pot French Onion Pot Roast

You are sure to fall head over heels for this Crockpot French Onion Pot Roast recipe. The sweet caramelized onions are slow-cooked to perfection.

Pair that with crusty bread (we love cheesy bread) that soaks up all that savory goodness, and you’ve got a match made in kitchen heaven.

Recipe Ingredients

ingredients for slow cooker french onion pot roast on a table.
  • Beef Chuck Roast: A hearty cut of beef that becomes tender and flavorful when slow-cooked.
  • French Onion Soup: Take the guesswork out of adding the perfect base by grabbing a couple of cans of Campbell’s French onion soup mix. Want to use lipton onion soup mix, instead? Use one packet instead of the French onion soup along with 2 cups of water.
  • Worcestershire sauce: Always the best option for enhancing meaty flavors.
  • Sweet Onions: Sweet and caramelized, these onions bring a natural sweetness and deep, golden-brown color.
  • Seasonings: Dried thyme, garlic powder, kosher salt, and black pepper is the perfect seasoning combination to make this a tasty meal.

Step-by-Step Directions

six images showing how to make french onion pot roast in a slow cooker.

Step One – Add the roast to the crock pot.

Step Two – Pour over the French onion soup and Worcestershire sauce.

Step Three – Add the sliced sweet onion and seasoning.

Step Four – Cook on LOW for 9 hours or until the roast is very tender.

Step Five – Shred the slow cooker pot roast with two forks. Degrease the sauce with paper towels if necessary.

Step Six – Serve the fork tender shredded roast and enjoy.

overhead of french onion pot roast in a slow cooker.

How to Serve

  • Serve your Slow Cooker French Onion Pot Roast over creamy mashed potatoes, (try my slow cooker mashed potatoes) allowing the onion-infused juices to mingle with the potatoes.
  • Pair the pot roast with baby potatoes. The savory French onion flavors will seep into the tender baby potatoes, creating a wonderful side.
  • Elevate your pot roast experience by serving it over egg noodles, allowing the rich French onion sauce to coat the noodles for a flavorful meal. Top it off with a sprinkle of fresh herbs like parsley or chives.
  • Consider serving a side of cheese toast (think Swiss cheese, gruyere cheese, or any you prefer). Serving with cheesy bread will mimic those flavors of french onion soup!
crockpot french onion pot roast over mashed potatoes on a white plate.

Recipe FAQs

Can I use a different cut of meat?

While chuck roast is recommended for its tenderness and flavor, you can experiment with other cuts like brisket or bottom round. Keep in mind that the cooking time may vary based on the cut you choose.

Can I prepare this in advance?

Absolutely! In fact, the flavors often deepen when allowed to meld overnight. You can prep the ingredients and store them in the refrigerator, then transfer everything to the slow cooker when you’re ready to start cooking.

Can I freeze the leftovers?

Yes, you can freeze the leftover pot roast for future meals. Be sure to allow it to cool completely before transferring it to a freezer-safe container. When reheating, you may need to add a bit of broth to maintain the desired consistency.

overhead of slow cooker french onion pot roast on top of mashed potatoes.
overhead of french onion pot roast in a slow cooker.

Slow Cooker French Onion Pot Roast

4.50 from 2 votes
Prep Time: 5 minutes
Cook Time: 9 hours
Total Time: 9 hours 5 minutes
Servings: 6
This French onion pot roast recipe calls for just a few ingredients for a delicious meal the whole family is sure to enjoy!

Ingredients  

  • 4 lb. chuck roast
  • 21 oz. Campbell's French onion soup, (two 10.5-oz cans) do not add water
  • 3 Tbsp. Worcestershire sauce
  • 2 large sweet yellow onions, sliced
  • 1 tsp. dried thyme
  • 1 tsp. garlic powder
  • 1 tsp. salt
  • ½ tsp. black pepper

Serving suggestions

  • mashed potatoes
  • slices of cheesy bread

Instructions 

  • Add the roast to the slow cooker.
  • Pour over the French onion soup and worcestershire sauce.
  • Add the sliced onion and seasoning.
  • Cook on LOW for 9 hours or until the roast is very tender. Shred with two forks. Degrease the sauce with paper towels if necessary.
  • Serve and enjoy.

Sarah’s Notes

  • While chuck roast is recommended for its tenderness and flavor, you can experiment with other cuts like brisket or bottom round. Keep in mind that the cooking time may vary based on the cut you choose.
  • You can freeze the leftover pot roast for future meals. Be sure to allow it to cool completely before transferring it to a freezer-safe container. When reheating, you may need to add a bit of broth to maintain the desired consistency.
  • Want to use lipton onion soup mix? Use one packet instead of the french onion soup along with 2 cups of water.

Nutrition

Calories: 604kcal | Carbohydrates: 10g | Protein: 60g | Fat: 36g | Saturated Fat: 16g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 18g | Trans Fat: 2g | Cholesterol: 213mg | Sodium: 1257mg | Potassium: 1576mg | Fiber: 2g | Sugar: 6g | Vitamin A: 54IU | Vitamin C: 4mg | Calcium: 89mg | Iron: 7mg

Nutrition info is auto-generated. This information is an estimate; if you are on a special diet, please use your own calculations.

Made this recipe? Leave a comment below!

Recipe Adapted from: Catherine’s Plate

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Recipe Rating




6 Comments

  1. Cynthia says:

    5 stars
    I used a vension roast. Delicious! The meat was fork tender and juicy. This is a much better recipe than the regular pot roast.

  2. Andrew Cardinal says:

    4 stars
    I’m curious why you don’t brown the roast before putting into the crock pot?

    1. Sarah Olson says:

      You can always run a roast weโ€™re putting in the crockpot as it adds flavor. Most of my viewers prefer one step recipes.

      1. Andrew Cardinal says:

        I assume you meant “brown” instead of “run.” Thanks for replying.

  3. LARRY J DISTEFANO says:

    Good morning.
    If I cut recipe in half and go with. 2lb. roast, would I cut the cooking time?

    1. Sarah Olson says:

      The cooking time should remain about the same. It takes quite a bit of time to break down a roast.