Coconut red curry with crispy tofu
Most tofu curries simmer the tofu in the sauce, where it stays pale and spongy. This one fries it first and folds it back in at the very end, so each cube arrives with a crust that holds up for the first few minutes in the bowl. Soy sauce and a teaspoon of honey stand in for the fish sauce and palm sugar of a typical Thai red curry, which keeps it vegetarian.
- 35 minTotal time
- 3Servings
- 620kcal / serving
- 22 gProtein
It serves three with 22 g of protein a bowl. The one shopping check that matters is the curry paste: many brands contain shrimp paste, so read the label if you're cooking for vegetarians.
The science: why this works
- Tofu is soy milk curdled with a coagulant such as calcium sulfate or nigari, and firm tofu has had more whey pressed out of that curd. The denser protein network is what lets the cubes be turned in hot oil for 8 to 10 minutes without breaking apart.
- The cornstarch crust is already-cooked starch, so once it meets the sauce it starts absorbing water again and turns from crisp to soft and chewy within a few minutes. That is why the tofu goes in after the lime, right before serving.
- Thai curries usually get their savoury depth from fish sauce. Here 1 tbsp of soy sauce fills that role, bringing salt plus glutamate from fermented soybeans and wheat.
- Sweetness turns down how hot chili tastes, salt masks bitterness and acid lifts aromas, so one teaspoon of honey, the soy sauce and half a lime let the curry paste taste fragrant instead of just fiery.
- Vegetable pectin softens quickly once the sauce is close to a simmer. Green beans need the full 6 to 8 minutes for their tougher pods, while pepper strips soften sooner, so cutting the pepper a little thicker keeps both finishing together.
Why cornstarch makes tofu crispy
Drying the tofu and coating it in cornstarch removes surface water and creates a thin, starchy shell. In hot oil the shell dries and turns crunchy and golden, while the inside stays soft. Space in the pan lets steam escape, which is what allows real browning.
Learn: Brown food in batches →Frying the curry paste
Curry paste is full of chilies, garlic and spices. Cooking it in oil for a minute releases its fat-soluble aroma compounds and mellows the raw edge. The smell tells you when it is ready. Frying the paste first gives a deeper, rounder flavor than stirring it in raw.
Learn: Curry paste: pound, then fry →Simmering coconut milk gently
Coconut milk is an emulsion of fat and water. A steady simmer thickens it by evaporation, while a violent boil can make it look broken and oily. Stir now and then and keep the heat moderate.
Learn: When coconut milk separates →Coconut red curry with crispy tofu
35 minutes · 3 servings · Thai · Dinner
Ingredients
Makes 3 servings
- 400 gfirm tofu, cut into cubes
- 1 tbspcornstarch
- 2 tbspred curry paste (check it is vegetarian)
- 1 can(400 ml) coconut milk
- 1bell pepper, sliced
- 150 ggreen beans, trimmed
- 1 tbspsoy sauce
- 1 tsphoney
- 1lime
- 230 grice
- 450 mlwater
- 1 handfulcilantro
- 2 tbspvegetable oil
Method
Tips for the best result
- Cut the tofu into 2 cm (¾ in) cubes; smaller cubes give more crust per bite.
- Toss the tofu with the cornstarch in a bowl, then shake off the excess in a sieve; loose powder fries into gummy patches.
- Turn each cube only once that side lets go of the pan easily.
- If the coconut milk has separated in the can, scoop 2 to 3 tbsp of the thick cream off the top and fry the curry paste in it, then add the rest.
- Slice the pepper into strips slightly thicker than the beans so both are tender at the same moment.
- Tear the cilantro over each bowl rather than stirring it into the pot, where it wilts in seconds.
Mistakes to avoid
- Grabbing any red curry paste — many contain shrimp paste or fish sauce, so check the label for a vegetarian one.
- Constantly stirring the tofu — let each side crisp before turning, or the coating rubs off.
- Cooking the vegetables to mush — take the pan off the heat when the beans are just tender; they keep cooking in the hot sauce.
- Returning the tofu too early — stir it in only after the lime, right before serving, or the crust goes soft.
Variations and swaps
- Swap the tofu for a drained can of chickpeas, warmed through in the sauce.
- Add 1 tbsp grated fresh ginger with the curry paste for extra warmth.
- Use tamari instead of soy sauce for a gluten-free curry, and check the curry paste label too.
- Add cubed butternut squash with the coconut milk; it needs 12 to 15 minutes to soften.
- Stir in Thai basil or a spoonful of peanut butter for a different finish.
- Swap tofu for chicken pieces, and cook chicken to 165°F (74°C).
Storing and reheating
Refrigerate the curry, tofu and rice in separate containers within 2 hours, at 4°C (40°F) or below; eat the curry within 3 to 4 days and the rice within a day or two, reheating the rice only once. Don't be alarmed if the cold sauce looks solid: coconut fat firms below about 24°C (76°F) and melts straight back in. Bring the sauce to a boil, stirring, before serving. The tofu regains the most crunch in an air fryer at 200°C (400°F) for 4 to 5 minutes, until steaming and 74°C (165°F). The sauce freezes for 2 to 3 months at −18°C (0°F), but leave the tofu out, since frozen tofu turns spongy.
Coconut red curry with crispy tofu: questions
Does Thai curry paste contain shrimp?
Often, yes. Many red curry pastes include shrimp paste or fish sauce, so look for one labelled vegetarian or vegan.
Can I use light coconut milk?
Yes, but the sauce will be thinner and less rich. Simmer it a few minutes longer, uncovered, to help it thicken.
Can this be made fully plant-based?
Yes. Swap the honey for maple syrup or sugar and use a vegan curry paste, and nothing animal-based remains.
Does the curry sauce freeze well?
Yes, for 2 to 3 months without the tofu or rice. It may look slightly separated after thawing, so stir well as it comes to a boil, and fry fresh tofu to serve.
Why is my curry watery?
Usually the coconut milk was light, the lid stayed on or the vegetables released water. Simmer uncovered for a few more minutes until the sauce coats the back of a spoon.
What kind of tofu is best for crispy tofu?
Extra-firm tofu is the best choice because it holds its shape and has less water. Drain and pat it dry well. Softer tofu breaks apart and will not crisp as well.
Is red curry paste very spicy?
Red curry paste is medium-hot, and brands vary a lot. Start with a smaller spoonful and add more to taste. Coconut milk and a little honey soften the heat.
Why did my coconut curry split?
A coconut curry splits when it boils too hard and the fat separates. Lower the heat to a simmer and stir. It is still safe and tasty, and a splash of water can help.
