Peking Duck Sauce: Easy Hoisin Dipping Sauce

Peking duck sauce is a sweet, savory condiment served with crisp-skinned duck, thin pancakes, scallions, and cucumber in the Beijing-style dish. This quick version builds on hoisin with soy, rice vinegar, sesame oil, and a little five-spice, making a glossy, balanced sauce that is easy to adjust at home. Recipes vary: some use Chinese sweet wheat paste, while many home cooks reach for hoisin.

Ingredients

1/2 cup (120 g) hoisin sauce
1 tablespoon (15 ml) water, plus up to 2 tablespoons (30 ml) more to thin
1 tablespoon (15 ml) light soy sauce
2 teaspoons (10 ml) unseasoned rice vinegar
1 tablespoon (21 g) honey or packed light brown sugar
1 teaspoon (5 ml) toasted sesame oil
1/4 teaspoon (about 0.5 g) Chinese five-spice powder
1 small garlic clove, finely grated (about 3 g), optional
1 teaspoon (5 ml) finely grated fresh ginger, optional
1/2 teaspoon (2.5 ml) chili oil or a pinch of red pepper flakes, optional

Hoisin is a convenient, widely available base with sweetness, salt, and a fermented savory quality. In some Beijing-style preparations, tianmianjiang, also called sweet bean sauce or sweet wheat paste, is used instead; it tastes more malty and less spiced than many hoisin brands. If you find it, use 1/2 cup (120 g) in place of the hoisin and add the honey only after tasting, since sweetness varies by brand. Light soy sauce adds salt and savory depth without darkening the sauce too much. Use unseasoned rice vinegar so the acidity stays mild and predictable.

Instructions

Measure and combine. Put the hoisin, 1 tablespoon (15 ml) water, soy sauce, rice vinegar, honey or brown sugar, sesame oil, and five-spice in a small saucepan. Add the garlic and ginger if using. Whisk until the mixture looks even, scraping the bottom and corners so no thick streaks of hoisin remain. Set the chili oil aside for now if you are unsure how much heat you want.
Warm gently. Set the pan over low heat and stir continuously for about 3 to 4 minutes, just until the sauce is warm, fluid, and glossy and the sugar has dissolved. Do not let it boil hard or scorch; hoisin is thick and sugary, so it can catch on the base of a hot pan. The goal is to bring the flavors together, not reduce the sauce into a paste.
Adjust the consistency. Take the pan off the heat. If you want a pourable dipping sauce, whisk in more water 1 teaspoon (5 ml) at a time. For spreading inside pancakes, keep it thicker. Remember that the sauce thickens slightly as it cools, so stop while it is a little looser than your preferred finished texture.
Taste and balance. Try a small spoonful once it is cool enough to taste. Add rice vinegar in 1/2-teaspoon (2.5 ml) increments if the sauce feels cloying, honey or sugar in small amounts if it is too sharp, or a few drops of soy sauce if it tastes flat. Stir in chili oil or pepper flakes to taste. Serve warm or at room temperature.

The sauce is intentionally concentrated enough to cling to a pancake, rather than tasting like a thin soy-based dip. If you are serving it straight from the refrigerator, give it a stir and let it sit at room temperature briefly; cold hoisin can seem thicker and sweeter than it does when warmed. For a very smooth texture, strain out the optional garlic and ginger, though finely grated aromatics usually blend in well.

Tips

Adjust before adding more sweetener. Hoisin is already sweet, and brands differ considerably in saltiness and thickness. Taste the warmed mixture first, then add honey or sugar only if needed. If you make the sauce too sweet, a little rice vinegar and water will soften it more reliably than adding extra soy sauce, which can make it overly salty.
Use a low flame and keep stirring. A brief, gentle warm-up loosens the sauce and melds the flavors. High heat can scorch the sugars at the bottom before the rest of the pan warms. If the sauce begins bubbling vigorously, lift the pan off the burner and whisk until the bubbling stops.
Choose a substitute with the right flavor in mind. Tianmianjiang is a good swap for a more malty, less garlicky result, while hoisin is convenient and often more aromatic. If neither is available, mix 1/3 cup (80 g) miso with 2 tablespoons (30 g) brown sugar and 2 tablespoons (30 ml) water as a last-minute alternative. It will be saltier and less traditionally flavored, so omit the soy sauce at first and adjust only after tasting.
Make the heat optional. Keep chili oil on the side when serving a group, especially if the sauce is intended for children or guests who prefer a mild flavor. A few drops add warmth without changing the main sweet-savory profile; too much can overwhelm the duck and the fresh vegetables.

Serving Suggestions

For a familiar Peking duck-style spread, put the sauce in a small bowl beside thin pancakes, sliced duck, scallion matchsticks, and cucumber. Spread a modest amount on each pancake before adding the fillings. A thin layer seasons the whole bite; too much sauce can make a delicate pancake tear or mask the crisp duck skin. Let guests assemble their own portions so they can choose how much sauce, scallion, and cucumber to use.

The sauce also works with roast duck, grilled chicken, or crisp tofu when a full pancake spread is not on the table. Serve it as a dip for lettuce wraps, steamed buns, or blanched vegetables, or brush a small amount onto cooked meat near the end of reheating for a glossy coating. It is a strong condiment, so start with a spoonful rather than coating an entire dish. For a more complete meal, add plain rice or noodles and a simply dressed vegetable side; those mild accompaniments balance the sauce’s sweetness and savory intensity.

Variations

More traditional sweet-wheat flavor: Replace the hoisin with tianmianjiang, the sweet fermented wheat paste used in some versions of the sauce. Its flavor is earthier and less complexly spiced. Start without the honey, then add a little only if the finished sauce needs it. Availability varies at Chinese grocery stores, and labels may use more than one English name.

Less sweet and brighter: Reduce the honey or sugar to 1 teaspoon (7 g), then add rice vinegar a few drops at a time. This version works well when the duck itself has a sweet glaze or when you prefer a sharper contrast. Do not remove all the sweetness at once: the small amount helps round out the fermented and salty flavors.

More aromatic: Increase the fresh ginger to 2 teaspoons (10 ml), or add a small pinch of ground white pepper. You can also add a tiny extra pinch of five-spice, but use restraint because star anise and cloves can quickly dominate. This variation is best made in small increments and tasted between additions.

Spicy or citrusy: Add chili oil a few drops at a time, or serve it separately for individual portions. For a fresher note, stir in 1 teaspoon (5 ml) of finely grated orange zest after warming. Citrus zest is not a traditional requirement and changes the character of the sauce, but it pairs pleasantly with duck. Avoid adding much citrus juice, which can thin the sauce and make it sharply acidic.

Storage and Reheating

Cool the sauce promptly and refrigerate it in a clean, covered container within 2 hours of making it. It keeps for about 5 to 7 days in the refrigerator; use a clean spoon each time and discard it if its smell, appearance, or texture changes. The sauce contains no meat or fresh egg, but it is still a perishable prepared food and should not be left out for a long serving period. If you need to serve it for a meal, set out a small portion and keep the remainder chilled.

To serve it warm, reheat only the amount you need in a small pan over low heat, stirring until just warm. Add water a teaspoon at a time if it has thickened in storage. You can also microwave a portion in a microwave-safe bowl in short 10- to 15-second intervals, stirring between intervals to prevent hot spots. Do not boil it or repeatedly heat and cool the full batch. Freezing is possible for up to about 2 months, although the sauce may separate or become grainy after thawing; whisk it thoroughly as it warms and add a little water if needed.

Frequently Asked Questions

Is Peking duck sauce the same as hoisin sauce?
Not exactly. Hoisin is often the main ingredient in quick home versions of Peking duck sauce, but the finished sauce may include water, vinegar, soy, sesame oil, sugar, or spices to tune its consistency and flavor. Some preparations use tianmianjiang instead of hoisin, and recipes vary between cooks and regions.

Can I make this sauce without cooking it?
Yes. Whisk the ingredients together in a bowl and add water gradually until the sauce is spreadable. The cooked version gently warms and dissolves the sweetener, while the no-cook version is quicker and may taste a little sharper. If using granulated sugar, let the mixed sauce sit for several minutes and whisk again so the crystals have time to dissolve.

What can I use if I do not have Chinese five-spice?
Simply leave it out; the sauce will still be flavorful. If you have ground star anise, use just a small pinch, since it is potent. A pinch of cinnamon can add warmth but will not reproduce the full five-spice profile. Avoid substituting an equal amount of a strong single spice, which could make the sauce taste unbalanced.

How do I fix sauce that is too thick, salty, or sweet?
Whisk water into a sauce that is too thick, adding 1 teaspoon (5 ml) at a time. To correct excess saltiness, add a little water and a small amount of honey or sugar; to cut sweetness, add rice vinegar gradually. These changes dilute the sauce, so make them in small steps and taste after each one rather than trying to correct the whole batch at once.

Can I prepare it ahead for a dinner party?
Yes. Make it up to several days ahead, refrigerate it in a covered container, and stir before serving. Warm only the amount you expect to use, or set a small bowl out at room temperature while keeping the reserve chilled. If the sauce has thickened overnight, loosen it with a splash of water; its flavor may also seem more integrated after resting.

Is this sauce gluten-free?
Not necessarily. Hoisin and standard soy sauce commonly contain wheat, and tianmianjiang is made from wheat. Check each product’s label and use certified gluten-free hoisin and tamari if you need a gluten-free version. The substitution can change the flavor and salt level, so taste the finished sauce before adding more sweetener or soy-style seasoning.

More recipes to cook

Safety notes: safe minimum internal temperatures from USDA FSIS; raw and undercooked fish guidance from the U.S. FDA. Food safety notes

Spotted an error? Tell us and we will correct it (corrections policy).