Slow-Cooked Pot Roast with Gravy Over Creamy Mashed Potatoes
Fall-apart tender beef simmered in rich gravy, served over buttery mashed potatoes—perfect for cozy weekends or family dinners.
⏱️ Time
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Prep: 20 minutes
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Cook: 3–4 hours (oven) or 8 hours (slow cooker)
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Total: ~4 hours
🍽️ Serves
4–6
🧺 Ingredients
Pot Roast
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3–4 lb (1.5–2 kg) chuck roast
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Salt & black pepper, generously
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2 tbsp olive oil
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1 large onion, sliced
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3 cloves garlic, smashed
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3 carrots, cut into chunks
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2 celery stalks, chopped
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2 cups beef broth
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2 tbsp tomato paste
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1 tbsp Worcestershire sauce
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1 tsp dried thyme
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1 tsp dried rosemary
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2 bay leaves
Gravy
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2 tbsp butter
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2 tbsp flour
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1–1½ cups cooking liquid (from roast)
Creamy Mashed Potatoes
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2½ lb (1.1 kg) Yukon Gold or Russet potatoes
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4 tbsp butter
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½–¾ cup warm milk or cream
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Salt, to taste
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Optional: roasted garlic or sour cream
👩🍳 Instructions
Slow-Cooked Pot Roast
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Preheat oven
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Heat oven to 325°F (165°C).
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Season & sear
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Pat roast dry and season generously with salt and pepper.
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Heat oil in a large Dutch oven over medium-high heat.
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Sear roast on all sides until deeply browned (3–4 minutes per side).
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Remove and set aside.
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Build flavor
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Add onion, carrots, and celery to pot.
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Cook 3–4 minutes until lightly browned.
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Add garlic and tomato paste; cook 1 minute.
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Deglaze
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Pour in beef broth, scraping up brown bits.
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Stir in Worcestershire, thyme, rosemary, and bay leaves.
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Braise
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Return roast to pot.
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Cover and cook in oven for 3–4 hours, until fork-tender.
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Creamy Mashed Potatoes
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Cook potatoes
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Peel and cut potatoes into chunks.
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Boil in salted water 15–20 minutes until very tender.
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Drain well.
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Mash
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Mash with butter and warm milk.
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Season with salt.
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Add optional sour cream or roasted garlic.
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Gravy
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Make roux
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Melt butter in saucepan over medium heat.
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Whisk in flour and cook 1–2 minutes.
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Add liquid
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Slowly whisk in hot cooking liquid from roast.
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Simmer until thickened.
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Season to taste.
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Serve
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Spoon mashed potatoes onto plates.
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Top with shredded pot roast.
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Drizzle generously with gravy.
❓ Q & A
Q: Can I make this in a slow cooker?
A: Yes! Sear first, then cook on LOW for 8 hours or HIGH for 4–5 hours.
Q: What cut of beef works best?
A: Chuck roast is ideal. Brisket or bottom round also work but may be slightly leaner.
Q: How do I know when the roast is done?
A: It should pull apart easily with a fork.
Q: Can I skip the searing step?
A: You can—but searing adds deep flavor and is highly recommended.
Q: How do I thicken the gravy without flour?
A: Use cornstarch slurry (1 tbsp cornstarch + 1 tbsp water) or reduce the liquid longer.
Q: Can I make this ahead of time?
A: Yes! Pot roast tastes even better the next day. Refrigerate up to 4 days.
Q: Can I freeze leftovers?
A: Absolutely. Freeze meat and gravy separately for up to 3 months.
🌿 Pro Tips
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Let the roast rest 10 minutes before shredding
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Use Yukon Gold potatoes for extra creaminess
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Add mushrooms for deeper umami
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Finish gravy with a pat of butter for shine.
