An easy Thai red chicken curry is one of the most useful dinners to have up your sleeve. It feels bright and fragrant, tastes like you’ve put far more effort in than you really have and, crucially, it delivers that sweet spot I am always chasing on this site: a dinner that feels a bit special without making your evening harder.
This version is made with chicken thighs, sweet potatoes, green beans, coconut milk and Thai red curry paste, so it has all the comfort of a proper homemade curry with none of the drama. The sweet potatoes melt slightly into the sauce, the green beans keep everything fresh and the chicken stays tender and juicy as it simmers away. It is warm, silky, deeply savoury and exactly the kind of meal that makes a busy weeknight feel more manageable.
There are two common routes with a Thai red curry. The first is opening a jar and hoping for the best, which is quick but often tastes a bit flat. The second is making the paste entirely from scratch, which can be wonderful but is not always what you need when everyone is hungry and you are trying to get dinner on the table. This recipe sits happily in the middle. I use a good Thai red curry paste, then build on it with garlic, ginger, lemongrass, kaffir lime leaves and fish sauce so the finished curry tastes fresher, fuller and far more homemade.
It is, in other words, a proper easy chicken dinner. The sort of meal you can make on a weeknight without resenting it, but would also be very happy to eat again the next day. In fact, this is one of my favourite recipes for batch cooking because the flavours deepen as it sits.
If you are looking for more easy chicken dinners, this is exactly the kind of recipe that deserves a permanent place in your rotation.
Why this Thai red chicken curry works
There are lots of Thai red chicken curry recipes out there, but this one earns its place because it is built for real life. It gives you the flavour of a more involved curry while keeping the method straightforward and weeknight-friendly.
A few reasons I come back to it:
- It uses curry paste intelligently. Rather than relying on it alone, you build flavour around it with ginger, garlic and lemongrass.
- Chicken thighs stay tender. They’re much more forgiving than chicken breast and hold up beautifully in the sauce.
- Sweet potato makes it feel generous. It adds body, sweetness and turns the curry into a complete, satisfying dinner.
- Green beans keep it fresh. They stop the whole thing tipping too far into richness.
- It reheats brilliantly. This is a very good meal prep curry, which makes it even more useful.
For me, that is the difference between a curry that is merely convenient and a curry you actually want to cook again and again.
Ingredients, substitutions and the little details that matter
This is not a long ingredients list, but each element earns its keep.
Garlic, ginger and lemongrass
These are what lift the curry from “nice enough” to genuinely delicious. They add freshness and fragrance and make the sauce taste much more alive. If I’m taking a shortcut with curry paste, this is where I make sure I put some effort back in.
Thai red curry paste
Use a paste, not a ready-made sauce, and buy the best one you can. This is the backbone of the curry, so it is worth choosing one with a good depth of flavour. The paste gives you heat, aromatics and richness in one go.
Chicken thighs
I strongly prefer thighs here. They stay juicy, they have more flavour and they are much more forgiving in a simmered curry than breast. For an easy Thai red chicken curry, that reliability matters.
Coconut milk
This gives the sauce its silky richness and softens the heat of the curry paste. A full-fat coconut milk will usually give the best result.
Chicken stock
Using stock as well as coconut milk keeps the curry flavourful and balanced. If you use only coconut milk, the sauce can sometimes feel a little heavy or one-note. The stock gives it savoury depth.
Kaffir lime leaves, fish sauce and sugar
These are the ingredients that round everything out. The lime leaves add perfume, the fish sauce brings salt and umami, and a small amount of sugar balances the heat and sharpness. Together they make the curry taste far more complete.
Sweet potatoes
These are one of my favourite additions. They soak up flavour beautifully and soften just enough to make the sauce feel luscious.
Green beans
These go in near the end so they keep some colour and bite. They stop the curry feeling too soft and rich, and they make it feel more like a complete dinner.
Variations
This is an easy one to adapt depending on what you have.
- Swap the green beans for sugar snap peas, broccoli or spinach.
- Use butternut squash instead of sweet potato.
- For a vegetarian version, leave out the chicken and add more vegetables or tofu.
- If you like a looser curry for spooning over rice, add a splash more stock.
- If you like it hotter, add a little extra curry paste or some chopped chilli.
Looking for more easy chicken dinners? Try my Chicken Balti, Chicken Katsu Curry or One Pan Mediterranean Roast Chicken for more weeknight-friendly favourites.
How to make Thai red chicken curry without overcomplicating it
The key to a good weeknight chicken curry is building enough flavour at the start, then letting the pan do the rest of the work.
You begin by frying the curry paste with the garlic, ginger and lemongrass. This matters. It wakes the paste up, cooks out any raw harshness and helps the aromatics release their flavour into the oil. Once the stock and coconut milk go in, the curry starts to become a proper sauce rather than just a jar tipped into a pan.
The chicken then cooks gently in that sauce, which keeps it tender and allows it to absorb flavour as it goes. The sweet potatoes simmer until soft and the green beans are added right at the end so they stay bright and fresh.
It is a simple method, but it gives you a curry that tastes layered and homemade.
How to Cook the Curry
In a large pan, cook the red curry paste, lemongrass, ginger and garlic until fragrant.
Add 300ml chicken stock, diced chicken thighs, coconut milk.
Add palm sugar, fish sauce and sweet potatoes. Stir then simmer for 30 minutes until the chicken and sweet potatoes are cooked.
Harriet’s tips for the best Thai red chicken curry
Don’t rush the paste at the start
Giving the curry paste a minute or two in the pan before adding liquid makes a real difference to the finished flavour.
Use chicken thighs if you can
They are much harder to overcook and make the curry feel richer and more succulent.
Cut the sweet potatoes fairly small
This helps them cook in time and means you get a little bit in every spoonful.
Add the green beans at the end
If they go in too early, they lose all their freshness and colour.
Taste for balance
A good curry is all about balance: heat, salt, sweetness and richness. A final taste before serving is what makes it feel polished.
Easy Thai Red Chicken and Sweet Potato Curry
Ingredients
- 4 cloves garlic
- 40 grams ginger
- 2 lemongrass sticks
- 50 grams Thai red curry paste
- 600 grams chicken thighs skinless and boneless
- 2 tablespoons vegetable oil
- 300 ml chicken stock
- 400 ml coconut milk
- 5 kaffir lime leaves
- 1 teaspoon sugar
- 2 tablespoons fish sauce
- 170 grams green beans
- 2 sweet potatoes
Instructions
- Peel and finely dice the garlic and ginger. Use a knife to bruise the lemongrass, but keep it whole.
- Heat the oil in a large saucepan over a medium heat. Add the Thai red curry paste, garlic, ginger and lemongrass. Cook for 2 minutes.
- Pour in the chicken stock and cook for another 5 minutes. Cut your chicken into bite size pieces and add to the saucepan, along with the coconut milk, sugar, fish sauce and kaffir lime leaves. Stir well.
- Chop the sweet potatoes into bite size pieces (no need to peel) and add to the pan. Simmer for 25 minutes, until soft.
- Cut the green beans into small chunks and add to the pan. Cook for another 5 minutes. Taste and season with salt as required.
Video
Notes
What to serve with Thai red chicken curry
I usually serve this with jasmine rice, which soaks up the sauce beautifully and keeps the whole meal simple. If you want to stretch it further, it also works well with flatbreads or extra greens on the side. For a fresh finish, you could add:- chopped coriander
- lime wedges
- sliced red chilli
Meal prep, storage and freezing
This is a brilliant meal prep chicken curry. The curry can be made ahead, cooled and kept in the fridge for several days, and I think it often tastes even better the next day once the flavours have had time to settle into each other. It also freezes very well, so it is ideal for batch cooking. To freeze, let it cool completely, portion it up and freeze for up to three months. Defrost thoroughly, then reheat gently on the hob or in the microwave until piping hot. If you know you are freezing it, you may prefer to keep the green beans slightly on the firmer side when you first cook them.
Perfect for meal prep, this is a great way of adding flavour to shop bought curry pastes!