The most “outrageous” way to eat sweet potatoes: turning them into stinky bean paste.【滇西小哥】

The most “outrageous” way to eat sweet potatoes: turning them into stinky bean paste.【滇西小哥】 is a medium Yunnan Chinese recipe that serves 8. 250 calories per serving. Recipe by 滇西小哥 Dianxi Xiaoge on YouTube.

Prep: 2 hrs | Cook: 30 min | Total: 3 hrs

Cost: $30.98 total, $3.87 per serving

Ingredients

  • 200 g Red Kidney Beans (dry, rinsed)
  • 200 g Broad Beans (dry, peeled if possible)
  • 200 g Soybeans (dry, rinsed)
  • 200 g Corn Kernels (dry, yellow corn)
  • 500 g Sweet Potatoes (peeled and boiled, then mashed)
  • 500 ml Water (boiling water for scalding)
  • 30 g Salt (fine sea salt)
  • 5 g Sichuan Pepper (ground)
  • 15 g Chili Powder (mild to medium heat)
  • 20 g Fresh Ginger (peeled and finely grated)
  • 5 g Wild Chive Roots (optional, finely chopped)

Instructions

  1. Grind Red Kidney Beans

    Place the dry red kidney beans in the grinder and pulse until a coarse flour forms. Sift through a fine mesh sieve, discard the skins, then grind again until the flour is fine.

    Time: PT15M

  2. Grind Broad Beans, Soybeans, and Corn

    Repeat the grinding, sifting and second‑grind process for the broad beans, soybeans and corn kernels, obtaining four separate fine flours.

    Time: PT15M

  3. Combine Bean Flours

    In a large mixing bowl, combine the four bean flours together with the mashed sweet potatoes. Mix until evenly distributed.

    Time: PT5M

  4. Scald the Flour Mixture

    Bring 500 ml of water to a rolling boil. Slowly pour the hot water over the bean‑sweet‑potato mixture while stirring with a spatula until the mixture reaches a thick, pliable dough‑like consistency.

    Time: PT10M

    Temperature: 100°C

  5. Steam the Dough

    Divide the dough into two equal portions, shape each into a flat block, place them in two steamer baskets, and steam over boiling water for 30 minutes until fully cooked through.

    Time: PT30M

    Temperature: 100°C

  6. Ferment the Steamed Paste

    Allow the steamed bean paste to cool to room temperature, then keep it in a warm, covered container for three days (72 hours) at about 20‑25 °C. The paste will develop a strong aroma and become slightly sticky.

    Time: PT0S

  7. Season the Fermented Paste

    After three days, transfer the fermented paste to a clean bowl. Add salt, ground Sichuan pepper, chili powder, grated ginger, and optional wild chive roots. Mix thoroughly.

    Time: PT10M

  8. Pound the Seasoned Paste

    Using a mortar and pestle or a wooden pounding board, pound the seasoned paste until it becomes uniformly smooth, glossy and slightly sticky. This may take 10‑15 minutes of steady work.

    Time: PT15M

  9. Shape into Small Patties

    Divide the paste into bite‑size portions (about 5 cm diameter, 1 cm thick) and shape each into a smooth patty. Place them on a drying rack.

    Time: PT10M

  10. Dry the Patties

    Allow the patties to air‑dry at room temperature for about 2‑3 hours, turning them once halfway, until the surface is no longer tacky.

    Time: PT30M

  11. Optional Pan‑Fry Before Serving

    Heat a thin layer of oil in a skillet over medium heat. Fry the dried patties for 2‑3 minutes per side until golden and fragrant. Serve hot with rice or as a condiment.

    Time: PT10M

    Temperature: 180°C

Nutrition Facts

Calories
250
Protein
12 g
Carbohydrates
30 g
Fat
5 g
Fiber
5 g

Dietary info: Vegan, Vegetarian, Gluten‑Free

Allergens: Soy, Beans

Last updated: April 11, 2026

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The most “outrageous” way to eat sweet potatoes: turning them into stinky bean paste.【滇西小哥】

Recipe by 滇西小哥 Dianxi Xiaoge

Traditional Yunnan‑style Sweet Potato Bean Paste made by grinding red kidney beans, broad beans, soybeans and corn, scalding the flour, steaming, fermenting for three days, then seasoning with salt, Sichuan pepper, chili and ginger. The paste can be pan‑fried, added to hotpot or served as a spicy condiment.

MediumYunnan ChineseServes 8

Shop all ingredients on Amazon in one click • Printable PDF with shopping checklist

Source Video
1h 40m
Prep
50m
Cook
18m
Cleanup
2h 48m
Total

Cost Breakdown

$30.98
Total cost
$3.87
Per serving

Critical Success Points

  • Grinding all beans to fine flour
  • Scalding the flour mixture with boiling water
  • Steaming the dough blocks
  • Three‑day fermentation at warm temperature
  • Pounding the seasoned paste to a uniform texture

Safety Warnings

  • Boiling water and steam can cause severe burns; handle with care.
  • Pounding the paste requires strong force – keep hands away from the pestle’s path.
  • Fermentation produces strong odors; ensure good ventilation.

Frequently Asked Questions

Everything you need to know about this recipe

Q

What is the cultural significance and history of Sweet Potato Bean Paste in Yunnan Chinese cuisine?

A

Sweet Potato Bean Paste, known locally as "甘薯豆酱," is a traditional Yunnan condiment made by fermenting a mixture of beans and sweet potato. It originated as a way to preserve legumes through winter and provides a spicy, umami boost to simple meals, reflecting the region’s love for bold, fermented flavors.

cultural
Q

What are the traditional regional variations of Sweet Potato Bean Paste in Yunnan cuisine?

A

In the Kunming area the paste is often mixed with wild chive roots, while in the Dali region more chili powder is added for extra heat. Some villages substitute millet flour for part of the bean flour, giving a lighter texture.

cultural
Q

How is Sweet Potato Bean Paste traditionally served in Yunnan households?

A

It is commonly pan‑fried until fragrant and served alongside steamed rice, added to hotpot broth, or used as a dipping sauce for tofu and fresh vegetables. Elderly family members often enjoy it plain, appreciating its deep fermented aroma.

cultural
Q

During which celebrations or occasions is Sweet Potato Bean Paste typically prepared in Yunnan culture?

A

The paste is prepared in the autumn harvest season when sweet potatoes and beans are abundant. Families also make it for Lunar New Year gatherings as a flavorful addition to the festive spread.

cultural
Q

What authentic ingredients are essential for Sweet Potato Bean Paste and what are acceptable substitutes?

A

Authentic ingredients include red kidney beans, broad beans, soybeans, corn, and sweet potatoes. If any bean is unavailable, adzuki beans or lima beans work well; corn can be replaced with white corn or hominy, and sweet potato can be swapped for pumpkin puree.

cultural
Q

What are the most common mistakes to avoid when making Sweet Potato Bean Paste at home?

A

Common errors include under‑grinding the beans (leaving coarse skins), adding too much water during scalding, and fermenting at a temperature below 20 °C, which slows flavor development. Also, failing to pound the seasoned paste results in uneven flavor distribution.

technical
Q

Why does this Sweet Potato Bean Paste recipe use a three‑day fermentation instead of a shorter period?

A

A three‑day fermentation allows the natural microbes to break down the bean proteins, creating the characteristic strong aroma and sticky texture. Shorter fermentations produce a milder flavor and less depth, which is not traditional for Yunnan style.

technical
Q

Can I make Sweet Potato Bean Paste ahead of time and how should I store it?

A

Yes. After shaping and drying, store the patties in an airtight container in the refrigerator for up to one month or freeze them for up to six months. For long‑term storage, keep them in a cool, dry pantry for up to two weeks.

technical
Q

What texture and appearance should I look for when the Sweet Potato Bean Paste is done?

A

The fermented paste should be dark brown, slightly sticky, and have a glossy surface. After pounding, the mixture becomes smooth and elastic, and the shaped patties should hold their form without cracking.

technical
Q

What does the YouTube channel Dianxi Xiaoge specialize in?

A

The YouTube channel Dianxi Xiaoge specializes in showcasing traditional Yunnan rural cooking, farm‑to‑table ingredient sourcing, and rustic home‑style recipes that highlight seasonal produce and time‑honored techniques.

channel
Q

How does the YouTube channel Dianxi Xiaoge's approach to Yunnan cuisine differ from other Chinese cooking channels?

A

Dianxi Xiaoge emphasizes authentic field work, such as digging sweet potatoes and grinding beans by hand, and presents recipes in a storytelling format that reflects Yunnan’s cultural heritage, whereas many other channels focus on quick, modern kitchen shortcuts.

channel

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