Potato Leek Soup

Prep: 10 min Cook: 20 min Serves: 4 Cuisine: American

Potato Leek Soup is a creamy, comforting dish that highlights the sweet, mild flavor of leeks paired with tender potatoes. This hearty soup is perfect for chilly evenings and appeals to those seeking a warming, nourishing meal.

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Ingredients

  • 3 Tbsp. unsalted butter
  • 2 large leeks
  • 3 c. rich chicken broth
  • 2 large baking potatoes
  • 1 1/2 c. watercress
  • heavy cream

Instructions

  1. Melt butter in a pot.
  2. Add thinly sliced leeks and sauté until soft, about 8 minutes.
  3. Stir in chicken broth and peeled, sliced baking potatoes.
  4. Partially cover the pot and simmer for about 10 minutes. Use a wooden spoon to mash some potatoes against the side of the pan.
  5. Stir in coarsely chopped watercress.
  6. Simmer for 1 minute and then serve in bowls.
  7. Season with salt, pepper, and swirl in 1 tablespoon of heavy cream.

Tips & Substitutions

For a creamier texture, blend part of the soup before serving. If leeks are unavailable, green onions can be a substitute; use the white parts for a similar flavor. For added depth, consider incorporating a bay leaf during simmering. Ensure to wash leeks thoroughly to remove any grit. This recipe is versatile and can be adapted to include leftover chicken or vegetables from your fridge.

Serving Suggestions

Serve the potato leek soup with a crusty bread or homemade dumplings on the side for a comforting meal. Garnish with extra watercress or a sprinkle of freshly cracked black pepper for color. This soup pairs beautifully with Chicken Salad With Honey Dressing for a light and refreshing contrast.

Storage & Reheating

Store leftover potato leek soup in an airtight container in the refrigerator for up to 3 days. To reheat, gently warm on the stove over low heat, stirring occasionally. If the soup thickens while stored, add a splash of chicken broth or water to reach your desired consistency before serving.

Nutrition & Diet Analysis (per serving)

Each serving of Potato Leek Soup contains roughly 79 calories, with 3g protein, 6g carbohydrates, and 6g fat. It is an excellent source of vitamin C (26% of the Daily Value), and a good source of vitamin A. Note that it is relatively high in sodium, at 814mg per serving (35% of the Daily Value).

79 kcal 4% DV
Protein Fat Carbs

Macronutrients

Protein 3g 6% DV
Total Fat 5.6g 7% DV
Carbs 5.6g 2% DV
Fiber 0.8g 3% DV
Sugar 2.3g 5% DV

Electrolytes

Sodium 814.5mg 35% DV
Potassium 251.9mg 5% DV
Cholesterol 19mg 6% DV

Vitamins & Minerals

Vitamin A 155.3mcg 17% DV
Vitamin C 23.7mg 26% DV
Vitamin D 0.2mcg 1% DV
Calcium 89.9mg 7% DV
Iron 0.8mg 4% DV
Diet fit Keto-friendly Under 400 cal
Contains Milk

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I make potato leek soup ahead of time?

Yes, you can prepare the soup a day in advance. Allow it to cool completely before storing it in the refrigerator. Reheat gently on the stove, adding extra broth if needed to adjust the consistency.

Can I freeze potato leek soup?

While you can freeze potato leek soup, the texture may change slightly upon thawing. To freeze, let the soup cool, then transfer it to freezer-safe containers. It can be stored for up to 2 months. Thaw in the refrigerator overnight before reheating.

What can I add to enhance the flavor of the soup?

Consider adding fresh herbs like thyme or dill for additional flavor. A splash of white wine or a squeeze of lemon juice can also brighten the taste. For a richer profile, try incorporating a bit of Parmesan or a drizzle of truffle oil before serving.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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