Slow Cooker Pot Roast with chuck roast, potatoes, carrots, and onions in a savory-sweet sauce. Comfort food just like grandma made!
I grew up on two different stew recipes, my mom’s bottom round roast and my grandma’s brisket recipe. Very different from each other, but both were so comforting in their own way.
The thing about grandma’s brisket is that it can be pretty darn expensive. With chuck roast on sale this week, I did what my aunt always taught me: swap chuck roast for brisket. And wow, the slow cooker really makes this a winner of a slow cooker dinner!
The beef cooks low and slow with onions, carrots, and potatoes in a rich, savory-sweet sauce that makes the whole house smell like comfort food.
What makes this pot roast so special is how easy it is to pull together. Just a quick sear, some simple pantry ingredients, and the slow cooker takes it from there. Dinner is ready when you need it.
You can keep the ketchup in for a tangy-sweet finish, or skip it for a more savory roast. Either way, it’s one of those family dinners that tastes like home and makes everyone come back for seconds!
Quick Bites About This Recipe
Flavor: Rich, savory, and a little sweet with caramelized onions and tender veggies.
Skill Level: Easy, quick prep, then the slow cooker does the rest!
Swaps: Use beef broth instead of ginger ale for a more savory base.
Make Ahead: Assemble everything in the slow cooker insert the night before, refrigerate, and start cooking in the morning.
Freezer Friendly: Leftovers freeze well up to 3 months.
Variations & Substitutions: Leave out the ketchup if you want less sweetness or swap for 2 tablespoons of tomato paste.. For a more herb-forward flavor, try my Beef Stew Recipe.
Slow Cooker Pot Roast Ingredients
- Chuck roast: A 3-4 lb chuck roast is perfect here. It gets super tender and flavorful when cooked low and slow.
- Avocado oil: Great for searing the beef. Olive oil works too.
- Ketchup (optional): Adds tangy sweetness to the sauce. You can skip if you want it more savory, or use 2 tablespoons of tomato paste.
- Ginger Ale: Keeps things moist and bright. Swap in beef broth for a deeper savory flavor.
- Onion soup mix: A quick, flavorful base that adds savory depth.
- Onions: They soften into the sauce and add sweetness.
- Carrots: Sweet and hearty, they soak up the sauce beautifully.
- Yukon potatoes: Creamy and sturdy, they hold their shape in the slow cooker.
How to Make Slow Cooker Pot Roast
Heat oil in a skillet (or in your slow cooker if it has a sauté function) and sear the roast on all sides until browned. This step builds flavor.
Place the onions, carrots, and potatoes in the bottom of the slow cooker. Set the seared roast on top of the vegetables.
Whisk together the ketchup (if using), ginger ale, and onion soup mix in a bowl. Pour the mixture over the roast and vegetables.
Cover and cook on LOW for 8 hours or HIGH for 4-5 hours, until the beef is fork-tender.
Once the roast is tender, shred it right in the slow cooker with two forks. Pull out and discard any large pieces of fat as you go. Stir the beef back in with the veggies so everything gets coated in that rich sauce.
If you’d like, let the shredded beef sit in the slow cooker for about 20 minutes to soak up even more flavor before serving.
Ladle sauce over the top and serve warm.
Storing and Reheating (If There’s Any Leftovers!)
Refrigerate: Store in airtight containers for up to 3-4 days.
Freeze: Cool completely and freeze in airtight containers or bags for up to 3 months.
Reheat: Warm gently in a skillet or saucepan with a splash of broth or sauce.
How to Serve Slow Cooker Pot Roast
This pot roast is hearty enough to stand alone, but it pairs beautifully with crusty bread for soaking up the sauce. We also love to serve over white rice or mashed potatoes. Add a simple side salad for freshness if you’d like.
Recipe Tips and Notes
- Always slice the beef against the grain for tender bites.
- If you prefer a thicker sauce, mix 2–3 tablespoons cornstarch with a little broth and stir it into the slow cooker liquid at the end.
- Ginger ale will give a sweeter finish, while seltzer keeps it lighter.
- Ketchup is optional, keep it in for a tangy-sweet sauce, leave it out for a more savory roast. You can also swap for 2 tablespoons of tomato paste.
Slow Cooker Pot Roast using Chuck Roast
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step by step recipe video
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Ingredients
- 3-4 pound beef chuck roast
- 1 tablespoon avocado oil
- 2 large onions roughly chopped
- 5 carrots peeled and thick sliced
- 4 medium russet potatoes rough chopped
- 1 cup ketchup optional, leave out if you don't want the sweetness – you can also use 2 tablespoons of tomato paste
- 12 oz ginger ale
- 1 packet onion soup mix
Instructions
- Heat oil in a large skillet over medium-high heat. Sear the chuck roast on all sides until nicely browned, about 2-3 minutes per side.3-4 pound beef chuck roast, 1 tablespoon avocado oil
- Place the onions, carrots, and potatoes in the bottom of a 6-quart slow cooker. Put the seared roast on top of the vegetables.2 large onions, 4 medium russet potatoes, 5 carrots
- In a bowl, mix together the ketchup (if using), ginger ale, and onion soup mix until combined.1 cup ketchup, 12 oz ginger ale, 1 packet onion soup mix
- Pour the sauce mixture evenly over the roast and vegetables.
- Cover and cook on LOW for 8-10 hours or HIGH for 4-5 hours, until the beef is fork-tender.
- Shred the roast directly in the slow cooker using two forks. Remove and discard any large pieces of fat. Stir the shredded beef into the cooking liquid with the vegetables until well coated. For extra flavor, allow the shredded beef to cook in the sauce for an additional 20 minutes before serving.
- Transfer vegetables to a serving platter with a slotted spoon. Arrange sliced roast alongside the vegetables.
- Ladle sauce over the beef and vegetables before serving.
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Notes
- Substitutions: Beef broth works in place of ginger ale for a more savory base. Ketchup can be skipped for less sweetness. For a classic herb version I recommend using my Beef Stew recipe.
- Storage: Refrigerate leftovers up to 4 days in an airtight container. Freeze for up to 3 months.
- Reheat: Reheat gently on the stovetop with a splash of broth or sauce until warmed through.
Nutrition
The nutritional information is automatically calculated and can vary based ingredients and products used. If the nutrition numbers are important for you we recommend calculating them yourself.
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