Five-Spice Roast Duck with Miso-Ginger Sweet Potato

Five-Spice Roast Duck with Miso-Ginger Sweet Potato

Crispy-skinned roast duck aromatic with star anise and cinnamon, balanced by a velvety, savory-sweet miso sweet potato puree and garlicky bok choy. A centerpiece dish contrasting rich textures with bright Asian aromatics.

1d 2h 50mAdvanced4 servings
Remix

Equipment

Roasting pan with rack
Large pot
Saucepan
Potato masher
Skillet
Sharp knife

Ingredients

4 servings

Duck Preparation

  • 2200 g whole duck, thawed, neck and giblets removed
  • 1500 ml boiling water
  • 15 g sea salt

Cavity Aromatics

  • 30 g ginger, sliced
  • 4 garlic cloves, smashed
  • 3 star anise
  • 2 scallions, halved
  • 5 g five-spice powder
  • 30 g hoisin sauce

Honey Glaze

  • 60 g honey
  • 30 ml soy sauce
  • 15 ml rice vinegar

Miso-Ginger Sweet Potato Puree

  • 800 g sweet potatoes, peeled and cubed
  • 60 g unsalted butter
  • 30 g white miso paste
  • 10 g fresh ginger, grated
  • 60 ml heavy cream

Garlic Bok Choy

  • 400 g baby bok choy, halved lengthwise
  • 15 ml vegetable oil
  • 2 garlic, minced
  • 5 ml sesame oil

Nutrition (per serving)

Nutrition is estimated per serving. Nutrients without complete source data are omitted.

1914
Calories
93g
Protein
146g
Carbohydrates
109g
Fat
20g
Fiber
40g
Sugar
3461mg
Sodium
Full nutrition
Calories
1914 kcal
Protein
93 g
Carbohydrates
146 g
Fat
109 g
Fiber
20 g
Sugar
40 g
Sodium
3461 mg
Saturated Fat
33 g
Trans Fat
0 g
Monounsaturated Fat
43 g
Polyunsaturated Fat
10 g
Cholesterol
4911 mg
Potassium
3271 mg
Calcium
1101 mg
Iron
56.5 mg
Magnesium
325 mg
Phosphorus
1705 mg
Zinc
13.0 mg
Vitamin A
13188 mcg
Vitamin C
61 mg
Vitamin D
9.6 mcg
Vitamin E
8.3 mg
Vitamin K
39 mcg
Vitamin B6
3.1 mg
Vitamin B12
29.8 mcg
Thiamin
1.97 mg
Riboflavin
3.11 mg
Niacin
13.0 mg
Folate
620 mcg
Water
766 g
Alcohol
0 g
Caffeine
0 mg

Sources: Aggregated Public Data, USDA FoodData Central

Method

01

Clean the duck. Using a sharp knife or skewer, prick the skin all over (breast, legs, back) without piercing the meat underneath. This allows fat to render.

Look for: Small punctures covering skin surface
02

Place the duck on a rack over a sink. Pour boiling water over the duck skin. The skin will immediately tighten and shrink. Pat thoroughly dry with paper towels.

03

Mix hoisin sauce, five-spice powder, ginger slices, smashed garlic, star anise, and scallions. Rub this mixture strictly inside the cavity of the duck. Seal the cavity with a skewer if possible.

04

Rub the exterior skin with the sea salt. Place the duck uncovered on a rack in the refrigerator for at least 24 hours to dry out the skin.

1dFeel: Skin feels dry and parchment-like
05

Preheat oven to 170°C (340°F). Place the duck breast-side up on a rack in a roasting pan. Roast for 1 hour and 20 minutes.

1h 20m
06

While duck roasts, boil sweet potatoes in salted water until very tender (about 15-20 minutes). Drain well.

20m
07

Mash the sweet potatoes with butter, miso paste, grated ginger, and cream until smooth. Keep warm.

08

In a small saucepan, combine honey, soy sauce, and rice vinegar. Simmer for 2 minutes until slightly thickened to create the glaze.

2m
09

Increase oven temperature to 220°C (425°F). Brush the duck with the glaze. Roast for another 10-15 minutes until skin is mahogany and crispy. Internal temperature at the thickest part of the thigh must reach 74°C (165°F).

15mLook for: Dark mahogany skinFeel: Crispy skin
10

Remove duck from oven and let rest for at least 15 minutes before carving. While resting, heat oil in a skillet over high heat. Sauté bok choy with minced garlic for 3-4 minutes until wilted but crunchy. Finish with sesame oil.

4m

Chef's Notes

  • Pricking the skin is the secret to non-greasy duck. Be careful to angle the knife almost parallel to the skin to avoid piercing the meat, which would release juices and steam the skin.
  • Save the rendered duck fat from the roasting pan. It is liquid gold for roasting potatoes or sautéing vegetables in future meals.
  • If using a convection (fan) oven, reduce cooking temperatures by 20°C to prevent the glaze from burning before the meat is cooked.
  • The miso in the potatoes adds a savory depth (umami) that cuts through the richness of the duck fat much better than plain butter.

Storage

Refrigerator: 3 daysStore duck meat and puree separately. Skin will lose crispness.

Freezer: 2 monthsPuree freezes well; duck meat freezes well but texture degrades slightly.

Reheating: Reheat duck in a 200°C oven to recrisp skin. Reheat puree gently on stove.

Troubleshooting

Duck skin is soggy or chewy

Cause: Skin was not dried thoroughly enough before roasting or humidity in oven was too high

Fix: Increase oven heat to 230°C (450°F) or use broiler/grill setting for 2-3 minutes, watching constantly to prevent burning

Prevention: Ensure the 24-hour uncovered fridge drying step is not skipped; prick skin well to release fat

Cultural Context

This dish borrows the technique of air-drying from traditional Peking Duck preparation to ensure crispy skin, while pairing it with Western-style purees infused with Japanese ingredients (miso). It represents a modern, global approach to the classic Sunday roast.

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