3largeleekstrimmed, washed and sliced into 1cm rounds
900gpotatoespeeled and chopped
1mediumonionchopped
2clovesgarliccrushed
1200mlvegetable stock
1tspsalt
0.5tspblack pepperfreshly ground
To Finish
100mlsingle creamoptional
Instructions
Soup
Place butter, sliced leeks, chopped potatoes, onion and crushed garlic in the slow cooker.
75 g unsalted butter, 3 large leeks, 900 g potatoes, 1 medium onion, 2 cloves garlic
Pour over vegetable stock and season with salt and pepper.
1200 ml vegetable stock, 1 tsp salt, 0.5 tsp black pepper
Cover and cook on low for 8 hours or on high for 4 hours until vegetables are tender.
To Finish
Blend to a silky smooth consistency using an immersion blender. Stir in cream and cook on low for another 20 minutes.
Notes
Cool soup at room temperature no longer than 2 hours before refrigerating to ensure food safety.Use the high setting (4 hours) if you're short on time.