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Lemon Coconut Sauce

This bright, creamy lemon coconut sauce is a quick stovetop sauce for rice bowls, roasted vegetables, tofu, noodles, and grain salads. Coconut milk gives it body, while fresh lemon keeps it lively instead of heavy.

Total time
18 min
Yield
8 servings, about 1/4 cup each
Difficulty
Easy

Prep 10mCook 8mFusionVegan Recipes

Lemon coconut sauce is the kind of simple recipe that makes plain ingredients feel more complete. Spoon it over steamed rice, crispy tofu, roasted sweet potatoes, sautéed greens, or cold noodle bowls.

The sauce starts with garlic and ginger, then simmers with canned coconut milk, lemon juice, lemon zest, maple syrup, and soy sauce. A small cornstarch slurry thickens it just enough to coat a spoon.

Use full-fat coconut milk for the creamiest texture. The sauce is naturally dairy-free and vegan, and you can make it gluten-free by using tamari instead of soy sauce.

01What you'll need

Ingredients

13 items · 8 servings, about 1/4 cup each

  • 1 tablespoon virgin coconut oil
  • 2 garlic cloves, finely minced
  • 1 teaspoon finely grated fresh ginger
  • 1 can full-fat unsweetened coconut milk, 13.5 ounces
  • 1/4 cup fresh lemon juice, from about 2 lemons
  • 1 teaspoon finely grated lemon zest
  • 1 tablespoon maple syrup
  • 1 tablespoon low-sodium soy sauce, or tamari for gluten-free
  • 1/2 teaspoon fine sea salt, plus more to taste
  • 1 tablespoon cornstarch
  • 2 tablespoons cold water
  • Freshly ground black pepper, to taste
  • Pinch of cayenne pepper or red pepper flakes, optional

02How to make it

Step-by-step

  1. 1. Prep the lemon

    Zest the lemon before juicing it. Zest is the thin yellow outer peel and has lots of lemon flavor. Avoid the white pith underneath, which can taste bitter.

  2. 2. Make the slurry

    In a small bowl, stir the cornstarch with the cold water until smooth. This is called a slurry. It helps thicken the sauce without making lumps.

  3. 3. Soften the aromatics

    Warm the coconut oil in a small saucepan over medium heat. Add the garlic and ginger. Cook for 30 to 60 seconds, stirring often, until fragrant. Do not let the garlic brown.

  4. 4. Add the coconut milk

    Pour in the coconut milk and whisk until smooth. If the coconut cream has separated in the can, that is normal. It will melt into the sauce as it warms.

  5. 5. Season the sauce

    Stir in the lemon juice, lemon zest, maple syrup, soy sauce, salt, black pepper, and cayenne if using. Bring the sauce to a gentle simmer, which means small bubbles should rise around the edges.

  6. 6. Thicken gently

    Whisk the cornstarch slurry again, then slowly pour it into the simmering sauce while whisking. Cook for 1 to 2 minutes, until the sauce lightly coats the back of a spoon.

  7. 7. Taste and adjust

    Remove the pan from the heat. Taste the sauce. Add a little more lemon juice for brightness, salt for savoriness, or maple syrup if it tastes too sharp.

  8. 8. Serve warm

    Spoon the sauce over tofu, rice, roasted vegetables, noodles, or grain bowls. The sauce thickens more as it cools, so whisk in a splash of water if you want it looser.

03From our kitchen

Cook's tips

  • Make-ahead: You can make this sauce up to 4 days ahead. Cool it, then store it in a sealed container in the refrigerator.
  • Storage: Refrigerate leftovers for up to 4 days. Reheat gently in a saucepan over low heat or in short microwave bursts, stirring often.
  • Freezing: Coconut milk sauces can look slightly grainy after freezing and thawing. If you freeze it, whisk well while reheating and add a splash of water to bring it back together.
  • Swap the sweetener: Maple syrup keeps the sauce vegan, but agave works too. If you are not vegan, honey can be used in the same amount.
  • Make it gluten-free: Use tamari instead of soy sauce, and check that your cornstarch is labeled gluten-free if needed.
  • If the sauce is too thick: Whisk in warm water, 1 tablespoon at a time, until it reaches the texture you like.

Cook's note

Use fresh lemon juice if you can. Bottled lemon juice is convenient, but it can taste flat or slightly bitter in a simple sauce like this.

04Frequently asked

Questions & answers

Can I use light coconut milk?

Yes, but the sauce will be thinner and less rich. If using light coconut milk, simmer it for an extra minute or use 1 1/2 tablespoons cornstarch instead of 1 tablespoon.

Why did my coconut sauce separate?

Coconut milk can separate if it boils hard or heats for too long. Keep the sauce at a gentle simmer and whisk often. If it separates, lower the heat and whisk in a tablespoon of warm water.

Can I make this sauce without cornstarch?

Yes. You can skip it for a thinner sauce, or simmer the sauce for a few extra minutes to reduce it. Arrowroot starch also works, but add it at the end and avoid boiling it for long.

Is this sauce sweet?

No, it is lightly sweetened to balance the lemon and salt. For a tangier sauce, reduce the maple syrup to 1 teaspoon.

What can I serve with lemon coconut sauce?

Try it with roasted broccoli, carrots, sweet potatoes, chickpeas, tofu, rice, quinoa, soba noodles, or a warm grain bowl.

05Per serving

Nutrition facts

Nutrition Facts

8 servings, about 1/4 cup each

Amount per serving

Calories118

% Daily Value*

Total Fat11 g
14%
Saturated Fat10 g
50%
Cholesterol0 mg
0%
Sodium216 mg
9%
Total Carbohydrate5 g
2%
Dietary Fiber0 g
0%
Total Sugars2 g
Protein1 g
2%
Vitamin D0 mcg
0%
Calcium14 mg
1%
Iron1.7 mg
9%
Potassium128 mg
3%

* Percent Daily Values are based on a 2,000-calorie diet.

05Keep cooking