A classic comfort dish, Creamy Potato Leek Soup combines the delicate sweetness of sautéed leeks with the earthiness of tender potatoes. Blended into a smooth, velvety texture and finished with a touch of cream, this soup is both simple and satisfying. Ideal for chilly evenings, it makes a nourishing starter or a cozy main when paired with crusty bread.

Why You’ll Love This Recipe

This soup is a comforting staple that’s easy to make with basic ingredients and minimal effort. The flavor of slow-cooked leeks and creamy potatoes is subtly rich yet refined. It’s naturally gluten-free, adaptable for various diets, and perfect for batch cooking. Whether you choose to make it dairy-free or add cream for indulgence, this timeless recipe always delivers warmth and satisfaction.

ingredients

(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)

3 tablespoons butter
3 large leeks (white and light green parts only), sliced
2 cloves garlic, minced
4 cups russet or Yukon gold potatoes, peeled and diced
4 cups vegetable or chicken broth
1/2 teaspoon salt
1/4 teaspoon black pepper
1/2 cup heavy cream (optional)
Fresh parsley or chives, for garnish

directions

In a large pot, melt the butter over medium heat.
Add the sliced leeks and garlic, and sauté until softened and fragrant, about 8 minutes.
Stir in the diced potatoes, broth, salt, and pepper.
Bring the mixture to a boil, then reduce the heat and simmer for 20–25 minutes, or until the potatoes are fork-tender.
Remove from heat and blend the soup using an immersion blender or a countertop blender in batches until smooth.
Return to the pot, stir in the cream if using, and heat gently.
Taste and adjust seasoning as needed.
Serve hot, garnished with fresh parsley or chives and toasted bread if desired.

Servings and timing

Prep Time: 10 minutes
Cook Time: 30 minutes
Total Time: 40 minutes
Servings: 4 servings
Calories per serving: 240 kcal

Variations

Dairy-Free: Use olive oil or plant-based butter and omit the cream or use coconut milk.
Chunky Texture: Blend only half the soup and leave the rest for a heartier bite.
Bacon Topping: Add crumbled crispy bacon on top for added flavor and texture.
Cheesy Twist: Stir in a handful of grated sharp cheddar before serving.
Herb Infusion: Add a bay leaf or sprigs of thyme while simmering for deeper flavor.

storage/reheating

Store leftover potato leek soup in an airtight container in the refrigerator for up to 4 days. To reheat, warm gently on the stovetop over medium heat, stirring occasionally. If the soup has thickened, add a splash of broth or water to loosen the texture. This soup also freezes well for up to 3 months—allow to cool completely before transferring to freezer-safe containers. Thaw overnight in the refrigerator before reheating.

FAQs

What’s the difference between potato soup and potato leek soup?

Potato soup typically includes a broader mix of ingredients like onions, carrots, or bacon, while potato leek soup focuses specifically on the sweet, mellow flavor of leeks paired with potatoes.

Can I use milk instead of cream?

Yes, whole milk or a non-dairy alternative can be used, though the soup will be slightly less rich.

Do I need to use both white and light green parts of the leeks?

Yes, both add flavor. Avoid the dark green tops, which are tougher and best reserved for making stock.

Can I make this soup vegan?

Absolutely. Use plant-based butter or oil and a dairy-free milk or omit the cream entirely.

Is this soup gluten-free?

Yes, the recipe is naturally gluten-free as written.

How do I clean leeks properly?

Slice the leeks and soak them in a bowl of cold water, swishing to remove dirt trapped between the layers. Drain and rinse before using.

What kind of potatoes are best?

Yukon golds offer a creamy texture, while russets give a fluffier, starchier finish. Both work well.

Can I add other vegetables?

Yes, celery or parsnips can complement the flavors without overpowering the soup.

Can I prepare this soup in advance?

Yes, it stores and reheats very well, making it excellent for meal prep.

What should I serve with potato leek soup?

It pairs wonderfully with crusty bread, a green salad, or a grilled cheese sandwich.

Conclusion

Creamy Potato Leek Soup is a timeless, comforting dish that’s both elegant and easy to prepare. Its subtle, savory flavors and velvety texture make it ideal for cold-weather meals or simple family dinners. With just a few wholesome ingredients, you can create a delicious, warming soup that will quickly become a household favorite.