Pea Soup

HernekeittofiHernesuppetÄrtsoppasv

Also: Hernekeitto, Ärtsoppa, Yellow pea soup

A thick Nordic-Baltic soup of dried yellow split peas simmered with smoked pork (often a hock) until creamy, smoky, and hearty.

Identity criteria

  1. 1Built on dried yellow peas (not green peas) simmered until soft and partly broken down
  2. 2Smoked or salted pork — typically a ham hock or pork shoulder — gives the defining smoky depth
  3. 3Thick, rustic, and hearty rather than a clear broth
  4. 4Seasoned simply, often with marjoram, onion, and mustard served alongside
  5. 5A traditional everyday and institutional/military meal in the Nordic-Baltic region

Components

Base

Dried yellow split peasessentialYellow, not green; define the colour and body

Protein

Smoked or salted pork (ham hock/shoulder)essentialProvides the characteristic smoky savouriness

Aromatics

Onionessential

Liquid

Water/stock from the simmeressential

Seasoning

Marjoram, salt, pepper; mustard served on the sideoptional

Technique

Long simmering of soaked peas
Breaks the peas down into a thick, creamy body
Cooking with smoked pork
Infuses the soup with smoky savour and renders fat for richness

Form & serving

Served
In a bowl, often with mustard stirred in to taste
Temperature
Hot
Portion
A hearty bowl as a main
Pairs with
mustard · rye bread · pancakes (in Sweden/Finland on Thursdays) · punsch

Character

Flavour

smokysavouryearthyhearty

Texture

Thick and creamy with soft peas and tender pork pieces

Eaten

A warming everyday winter staple and an institutional/Thursday tradition across the Nordic-Baltic region.

When

autumn · winter

Variations & related

Regional variations

  • Hernekeitto · Finland

    Eaten especially on Thursdays, often with mustard

  • Ärtsoppa · Sweden

    The Thursday tradition, followed by pancakes with jam

  • Hernesupp · Estonia

    Estonian rendition with smoked pork

Related dishes

  • descendant Pea Soup with Pancakes

    The Swedish Thursday meal pairing the soup with pancakes

  • sibling Erwtensoep

    Dutch split-pea soup with a similar smoky-pork base

Substitutions

  • Yellow split peasGreen peasinadmissible

    Changes the colour, flavour, and tradition of the dish

  • Smoked porkUnsmoked meat or vegetarianinadmissible

    Smoke is the defining note; a plain version is a different soup

  • Ham hockSmoked pork shoulder or sausageadmissible

    Acceptable smoked-pork alternatives

Common mistakes

  • Using green peas instead of dried yellow peas
  • Omitting smoked pork so the soup lacks its defining smoky depth
  • Not soaking/simmering long enough so peas stay firm
  • Over-pureeing into a smooth soup rather than the rustic part-broken texture

Provenance

A staple across the Nordic and Baltic region with deep roots; Sweden, Finland, and Estonia each claim a strong tradition, with Finland and Sweden sharing the Thursday-pea-soup custom.

Shared by: Finland, Sweden, Estonia

References

  1. 1.Nordic and Baltic culinary tradition

Confidence: high

Built on these foundations

2

The base preparations this dish is assembled from — open one for its master ratio & method.