You want a soup that tastes like a five-star chef hijacked your slow cooker and left you a love letter? Oxtail and Butter Soup is that flex—deep, glossy beef flavor with a buttery finish that makes you wonder why you ever bothered with “light” broths. It’s rustic, primal, and somehow elegant enough for date night.
The kicker: it’s easier than it looks and makes your kitchen smell like a cozy steakhouse. Skip the bland stuff; this is your new cold-weather power move.
What Makes This Special

Flavor depth that slaps: Oxtail is loaded with marrow and collagen, which melt into the broth and make it naturally rich and silky. Add butter and you’ve got a velvet texture that sticks to the spoon—in a good way.
Satisfying without gimmicks: No flour-thickening, no shortcuts.
Just low-and-slow cooking that coaxes out every last drop of beefy goodness. It’s classic technique, not kitchen wizardry.
Rewarding leftovers: This soup tastes even better on day two. The flavors round out, the broth sets like a soft gel from the collagen, and reheating gives you that restaurant-level gloss.
FYI, it freezes like a champ.
What Goes Into This Recipe – Ingredients
- 2.5–3 pounds oxtail, cut into 2–3 inch pieces
- 3 tablespoons unsalted butter (plus 1 tablespoon optional for finishing)
- 2 tablespoons neutral oil (avocado, canola, or grapeseed)
- 1 large onion, diced
- 2 medium carrots, peeled and chopped
- 2 celery stalks, chopped
- 4 garlic cloves, smashed
- 2 tablespoons tomato paste
- 1 cup dry red wine (optional but recommended)
- 8 cups beef stock or water (or a mix)
- 2 bay leaves
- 6–8 black peppercorns
- 1 teaspoon smoked paprika (optional for warmth)
- 1–2 teaspoons kosher salt, to taste
- Fresh thyme (3–4 sprigs) or 1 teaspoon dried thyme
- 1 tablespoon soy sauce or fish sauce (optional umami boost)
- Chopped parsley, for garnish
- Crusty bread or buttered rice, for serving (optional but highly encouraged)
Cooking Instructions

- Season and sear the oxtail: Pat the oxtail dry and season with salt. Heat the oil and 1 tablespoon butter in a heavy pot over medium-high. Brown the oxtail on all sides until deeply caramelized, about 10–12 minutes.
Don’t rush this—color equals flavor.
- Sweat the aromatics: Remove oxtail to a plate. Add onion, carrot, celery, and a pinch of salt to the pot. Cook 5–6 minutes until softened and slightly browned.
Add garlic and cook 1 minute.
- Tomato paste and deglaze: Stir in tomato paste and paprika, cooking 1–2 minutes until brick red. Pour in the red wine and scrape up fond from the bottom. Reduce by half.
- Build the broth: Return oxtail to pot with any juices.
Add stock/water, bay leaves, peppercorns, and thyme. Bring to a simmer, then lower heat to maintain a gentle bubble.
- Low and slow: Partially cover and simmer 2.5–3.5 hours, until the meat is fork-tender and beginning to fall off the bone. Skim fat occasionally but save some for richness.
- Pick the meat: Remove oxtail pieces to a tray.
When cool enough to handle, pull the meat off the bones and shred. Discard connective bits you don’t want; keep the tender meat and gelatin-rich bits (that’s the magic).
- Optional clarify: If the broth is too fatty, chill it for 30–40 minutes so fat firms up on top; spoon off excess. You want rich, not greasy.
- Finish with butter and umami: Return shredded oxtail to the pot.
Stir in remaining 2 tablespoons butter and the soy or fish sauce. Simmer 5 minutes. Taste and adjust salt.
- Serve: Ladle into warm bowls.
Garnish with parsley. Pair with crusty bread or spoon over buttered rice because you deserve happiness.
Keeping It Fresh
Fridge: Cool completely, then store in an airtight container for up to 4 days. The broth will gel—this is collagen doing its thing.
Freezer: Portion into freezer-safe containers and freeze up to 3 months.
Leave headspace for expansion.
Reheat like a pro: Thaw overnight, then warm gently on the stove until just simmering. Add a splash of water or stock if it’s too thick. Finish with a knob of butter for a fresh gloss, IMO.

Health Benefits
- Collagen support: Oxtail is rich in collagen and gelatin, which can support joint health and give the soup its luxurious body.
- Protein-dense: A solid protein hit that satisfies and helps with satiety, especially helpful in colder months.
- Micronutrients: Slow-cooked bones and connective tissue contribute minerals; the veggie base adds fiber, vitamins, and antioxidants.
- Customizable richness: You control butter quantity and fat skimming to match your goals without losing flavor.
Don’t Make These Errors
- Skipping the sear: Pale oxtail equals bland broth.
Get that deep brown crust.
- Boiling aggressively: Hard boiling emulsifies fat and makes the broth cloudy and greasy. Keep it at a lazy simmer.
- Not seasoning in layers: Salt the meat, season the veggies, and finish at the end. Waiting till the end only is a rookie move.
- Throwing away the gel: That wobble after chilling?
It’s flavor gold, not a defect.
- Overloading with spices: This soup thrives on restraint. Don’t bury the beef with too many loud flavors.
Recipe Variations
- Garlic-Butter Finish: Melt 2 tablespoons butter with 2 minced garlic cloves and a squeeze of lemon; swirl in at the end for brightness.
- Miso Umami: Whisk 1 tablespoon white or red miso into a ladle of hot broth, then stir back in. Adds depth without overpowering.
- Mushroom Boost: Add 1 cup sliced cremini or shiitake during the last 30 minutes.
Earthy and meaty without more meat.
- Herbaceous Lift: Swap thyme for rosemary and add a strip of lemon zest while simmering. Remove before serving.
- Spice Glow: Add 1 star anise and a small cinnamon stick for a subtle, warming backbone. Remove after simmering.
- Creamy Drift: For a silkier mouthfeel, blend 1 cup of the broth with some veggies, then return to the pot, and finish with 1–2 tablespoons butter.
FAQ
Can I make this in a slow cooker?
Yes.
Sear the oxtail and aromatics in a skillet first, then transfer to a slow cooker with stock and seasonings. Cook on Low 8–10 hours. Finish on the stovetop with butter and seasoning adjustments.
What if I can’t find oxtail?
Use beef shanks or short ribs.
You’ll get a similar collagen-rich broth, though oxtail still wins on gelatin content and flavor intensity.
Do I have to use wine?
No. Substitute with extra stock plus 1 tablespoon vinegar (red wine or sherry) to mimic the acidity and balance. The soup will still be fantastic.
How do I avoid a greasy soup?
Skim occasionally while simmering, avoid a rolling boil, and chill to remove excess fat.
Then reheat and finish with a controlled amount of butter for that intentional richness.
Can I pressure-cook it?
Absolutely. After searing and deglazing, pressure-cook on High for 45–55 minutes with natural release. Pick meat, adjust fat, and finish with butter and seasonings.
Is this good for meal prep?
It’s elite for meal prep.
The soup improves over 24 hours, stores well, and reheats beautifully. Portion with rice or crusty bread for easy lunches.
Wrapping Up
Oxtail and Butter Soup is the definition of comfort with class—slow-cooked beef depth, buttery silk, and a broth that practically hugs the spoon. It’s simple, primal, and wildly satisfying.
Make a big pot, let time do the heavy lifting, and enjoy the kind of flavor that makes takeout look shy. Your future self will thank you when the leftovers taste even better—no exaggeration.
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