Sweet sledzi
meme
3 large onions slice   cook until soft Cool Layer in a jar, leave at least one week in the fridge.
2 cups water  
allspice berries  
bay leaves  
1 cup vinegar     add to taste
2 tablespoons sugar  
300g herring fillets chop into pieces
Serve with ice-cold vodka. Other garnishes are raw onions, avocado, lumpfish roe, and hard-boiled eggs.