Slow Cooker Thai Beef Curry – Easy 6-Hour Dinner

This Slow Cooker Thai Beef Curry is the kind of dinner that makes a Tuesday feel like a treat. Chuck roast simmers low and slow until it shreds at the touch of a fork, soaking up a coconut-red curry sauce that's rich, fragrant, and gently spicy.

The magic is in the layering: seared beef for depth, red curry paste bloomed in coconut cream for aroma, and fish sauce plus brown sugar for that sweet-salty Thai balance. Six hours later you have a curry that tastes like it came from a restaurant kitchen.

Serve it over jasmine rice with a squeeze of lime and a handful of Thai basil, and dinner is done. It reheats beautifully, so it's a smart make-ahead for busy weeks.

About the Ingredients

3 lb (1.4 kg) beef chuck roast, cut into 1 1/2-inch chunks

Chuck is ideal because its marbling breaks down during long cooking. If unavailable, use beef brisket or boneless short ribs, which also benefit from slow braising.

2 tbsp vegetable oil, divided

Use a neutral high-smoke-point oil for searing. Avocado oil or canola oil are easy swaps and won't burn at high heat.

1 large yellow onion, sliced 1/4 inch thick

Yellow onion gives the sweetest braised result. In a pinch, two shallots or a red onion will work, though red will tint the sauce slightly pink.

3 tbsp Thai red curry paste

Mae Ploy or Maesri brands are widely available and well balanced. If you're heat-sensitive, start with 2 tbsp and taste after cooking.

1 can (13.5 oz / 400 ml) full-fat coconut milk

Full-fat is essential for body; light coconut milk makes a thinner sauce. Shake the can well before opening, or whisk the cream back in if separated.

1 can (13.5 oz / 400 ml) coconut cream

Coconut cream is thicker than milk and gives the sauce its silky finish. If you only have milk, use two cans of full-fat milk instead.

2 tbsp fish sauce

Fish sauce provides the salty umami backbone. For a vegetarian version, substitute soy sauce or tamari, though the flavor will be less authentic.

1 tbsp brown sugar

Brown sugar rounds out the curry's heat. Palm sugar is the traditional choice if you can find it; coconut sugar works too.

1 lb (450 g) baby potatoes, halved

Baby Yukon Gold or red potatoes hold their shape in the slow cooker. Cut larger ones into 1-inch pieces so they cook evenly.

1 red bell pepper, sliced into 1/2-inch strips

Adds sweetness and color. A yellow or orange pepper is a fine substitute, or use a cup of frozen peas stirred in at the end.

1 tbsp fresh lime juice, plus lime wedges for serving

Fresh lime is non-negotiable for brightening the rich sauce. Bottled lime juice is a last resort; lemon juice is a better backup.

1/4 cup chopped fresh Thai basil or cilantro, for garnish

Thai basil has a licorice note that suits curry. Regular basil or cilantro are good substitutes if Thai basil isn't available.

Tips & Tricks

Don't Skip the Sear

Browning the beef in batches at high heat builds fond and deep flavor. Crowding the pan steams the meat instead of browning it.

Bloom the Curry Paste

Cook the paste in the coconut cream for 60 seconds until it smells fragrant and the oil separates. This step removes the raw paste taste.

Add the Peppers Late

Stir in the bell pepper during the last 30 minutes so it keeps a little bite. Adding it at the start turns it to mush.

Step-by-Step Instructions

1. Sear the Beef

Pat the beef dry and season with salt and pepper. Heat 1 tbsp oil in a large skillet over medium-high heat (375°F / 190°C) and sear half the beef for 3-4 minutes per side until deeply golden brown; repeat with remaining oil and beef.

2. Bloom the Curry Paste

Reduce heat to medium (300°F / 150°C). Add the curry paste and 1/4 cup of the coconut cream to the skillet and cook for 60 seconds, stirring constantly, until fragrant and the oil begins to separate.

3. Load the Slow Cooker

Transfer the beef and curry mixture to a 6-quart slow cooker. Add the onion, potatoes, remaining coconut milk and cream, fish sauce, and brown sugar; stir to combine.

4. Slow Cook Low and Slow

Cover and cook on low for 6 to 7 hours, until the beef shreds easily with a fork and the potatoes are tender when pierced with a knife.

5. Add the Peppers

Stir in the bell pepper during the last 30 minutes of cooking so it stays slightly crisp. Cover and continue cooking until tender-crisp.

6. Finish the Sauce

Stir in the lime juice and taste, adjusting with more fish sauce or sugar as needed. The sauce should be glossy and coat the back of a spoon.

7. Serve

Spoon over jasmine rice and garnish with Thai basil and lime wedges. Serve hot.

Delicious Variations

Green Curry Version

Swap the red curry paste for green curry paste and add 1 cup of frozen peas at the end for a brighter, herbier curry.

Extra Veggie

Add 2 cups of sliced mushrooms and a cup of green beans in the last hour for a heartier one-pot meal.

Spicy Kick

Stir in a sliced serrano chili and a teaspoon of chili garlic sauce with the peppers for those who like real heat.

How to Store Slow Cooker Thai Beef Curry

Frequently Asked Questions

Give this Slow Cooker Thai Beef Curry a try this week and let the slow cooker do the heavy lifting. If you make it, leave a comment and a rating below, and snap a photo to share.

Slow Cooker Thai Beef Curry

Slow Cooker Thai Beef Curry delivers fall-apart beef in a creamy coconut red curry sauce with just 15 minutes of hands-on prep.

★★★★½ 4.8 (214 ratings)

15 minPrep time360 minCook time6Servings485 kcalCalories

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🧂 Ingredients

• 3 lb (1.4 kg) beef chuck roast, cut into 1 1/2-inch chunks
• 2 tbsp vegetable oil, divided
• 1 large yellow onion, sliced 1/4 inch thick
• 3 tbsp Thai red curry paste
• 1 can (13.5 oz / 400 ml) full-fat coconut milk
• 1 can (13.5 oz / 400 ml) coconut cream
• 2 tbsp fish sauce
• 1 tbsp brown sugar
• 1 lb (450 g) baby potatoes, halved
• 1 red bell pepper, sliced into 1/2-inch strips
• 1 tbsp fresh lime juice, plus lime wedges for serving
• 1/4 cup chopped fresh Thai basil or cilantro, for garnish

📋 Instructions

1. 1Sear the Beef — Pat the beef dry and season with salt and pepper. Heat 1 tbsp oil in a large skillet over medium-high heat (375°F / 190°C) and sear half the beef for 3-4 minutes per side until deeply golden brown; repeat with remaining oil and beef.
2. 2Bloom the Curry Paste — Reduce heat to medium (300°F / 150°C). Add the curry paste and 1/4 cup of the coconut cream to the skillet and cook for 60 seconds, stirring constantly, until fragrant and the oil begins to separate.
3. 3Load the Slow Cooker — Transfer the beef and curry mixture to a 6-quart slow cooker. Add the onion, potatoes, remaining coconut milk and cream, fish sauce, and brown sugar; stir to combine.
4. 4Slow Cook Low and Slow — Cover and cook on low for 6 to 7 hours, until the beef shreds easily with a fork and the potatoes are tender when pierced with a knife.
5. 5Add the Peppers — Stir in the bell pepper during the last 30 minutes of cooking so it stays slightly crisp. Cover and continue cooking until tender-crisp.
6. 6Finish the Sauce — Stir in the lime juice and taste, adjusting with more fish sauce or sugar as needed. The sauce should be glossy and coat the back of a spoon.
7. 7Serve — Spoon over jasmine rice and garnish with Thai basil and lime wedges. Serve hot.

👨‍🍳 Chef's Note: For the best flavor, sear the beef in batches and don't rush the curry paste bloom; those two steps are what make this curry taste restaurant-quality.

Servings: 6

Cuisine: Thai

Course: Main Course

Nutrition (per serving): 485 kcal · 34g protein · 22g carbs · 29g fat