4 large leeks, cleaned and chopped
4 medium potatoes, peeled and diced
4 cups vegetable or chicken broth
1 cup heavy cream (optional)
Salt and pepper to taste
1 tablespoon olive oil or butter
Prepare the leeks: Clean the leeks thoroughly. Slice them in half lengthwise, and then chop them into half-moons.
Prep the potatoes: Peel and dice the potatoes into small cubes.
Combine ingredients: In the slow cooker, combine the chopped leeks, potatoes, broth, olive oil, and seasonings. Stir well.
Cook: Set your slow cooker on low for 6-8 hours or high for 4 hours.
Blend: Use an immersion blender for a smooth, creamy texture or transfer to a regular blender in batches.
Add cream: Stir in heavy cream or coconut milk for a non-dairy option after blending.
Season: Adjust seasoning with salt and pepper.
Serve: Ladle into bowls and garnish with fresh herbs.