Polish Sour Rye Soup with Sausage and Marjoram - ioanacooks

Ingredients

• 4 Polish white sausages (biała kiełbasa), baked
• 1 litre water
• A few dried porcini mushrooms (bay boletes)
• 2 bay leaves
• A few whole allspice berries
• 3 cloves garlic, crushed
• 0.5 litre rye sourdough starter
• 1 tablespoon dried marjoram
• Salt, to taste
• 120 millilitres cream (18% fat)
• Boiled potatoes, peeled and sliced
• Hard-boiled eggs, halved
• Fresh marjoram leaves, for garnish