Slow Cooker Beef Roast with Onion Gravy – Ultimate Tender Pot Roast Recipe

⭐ Ingredients

For the Beef Roast

• 1.3–1.8 kg (3–4 lb) beef chuck roast (or rump roast, pot roast)
• 2 tbsp olive oil
• 1 ½ tsp salt
• 1 tsp black pepper
• 1 tsp garlic powder
• 1 tsp onion powder

For the Onion Gravy

• 1 large yellow onion, diced
• 3–4 cloves garlic, minced
• 2 cups beef broth (or beef stock)
• 2 tbsp Worcestershire sauce
• 1 tbsp soy sauce (optional but boosts umami)
• 1 tbsp tomato paste (optional)
• 1 tsp dried thyme or 2 sprigs fresh
• 1 tsp dried rosemary
• 1–2 bay leaves
• 2 tbsp cornstarch + 3 tbsp water (slurry to thicken)
• Fresh parsley for garnish

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🔥 Instructions

1. Season and Sear the Beef Roast

1. Pat the beef roast dry for maximum browning.
2. Rub all sides with salt, pepper, garlic powder, onion powder.
3. Heat olive oil in a skillet over medium-high.
4. Sear the beef roast on all sides (3–4 minutes per side) until deeply browned.
   Searing adds flavor and helps create a rich slow cooker gravy.

2. Build the Flavor Base

1. Place diced onions and minced garlic in the bottom of the slow cooker.
2. Pour in beef broth, Worcestershire sauce, soy sauce, and tomato paste.
3. Add thyme, rosemary, bay leaves.

3. Slow Cook the Roast

1. Place the seared beef roast on top of the onions.
2. Cover and cook:
   • LOW for 8–10 hours (best, fall-apart tender)
   • HIGH for 4–5 hours

4. Thicken the Onion Gravy

1. Remove the roast and set aside.
2. Mix cornstarch + water to form a slurry.
3. Stir slurry into the slow cooker juices.
4. Turn to High for 10–15 minutes until gravy thickens.

5. Serve

Slice or shred the beef roast.
Pour the rich onion gravy over the meat and garnish with fresh parsley.

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🍽 Serving Suggestions

• Mashed potatoes
• Buttered noodles
• Steamed rice
• Roasted vegetables
• Crusty bread
• Creamy polenta

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🧊 Storage & Meal Prep

• Store in airtight container for 4 days.
• Freeze for up to 3 months.
• Reheat with a splash of broth to maintain tenderness.