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lentil potato soup

One-Pot Lentil Potato Soup

This Hearty One-Pot Lentil Potato Soup is a quick, filling, budget-friendly vegan dinner ready in under 45 minutes. Made with brown lentils, tender potatoes, and savory herbs, it delivers a rich, comforting texture without any cream.
Prep Time 10 minutes
Cook Time 35 minutes
Total Time 45 minutes
Course Dinner, Soup
Cuisine American, Vegan
Servings 6 servings
Calories 245 kcal

Equipment

  • Large pot or Dutch oven
  • Cutting board
  • Chef’s knife
  • Wooden spoon

Ingredients
  

  • 2 Tbsp vegetable oil
  • ¼ cup diced onion
  • 1 large carrot, diced
  • 3 cloves garlic, minced
  • 2 Tbsp tomato paste
  • 1 ¼ cups brown or green lentils, rinsed
  • 12 oz potatoes, chopped into 1/2-inch pieces
  • 4–5 cups vegetable stock or water
  • 2 tsp salt
  • ¼ tsp black pepper
  • ½ tsp dried oregano
  • ¼ tsp dried thyme
  • ¼ cup tomato sauce (optional)

Instructions
 

  • Heat the oil in a large pot over medium heat. Add the onion and cook for 1 minute. Stir in garlic and carrots and cook 2–3 minutes until softened.
  • Stir in tomato paste and optional tomato sauce. Cook 1 minute to deepen the flavor.
  • Add lentils and potatoes. Pour in 4 cups of stock or water.
  • Stir in salt, pepper, oregano, and thyme. Cover, bring to a boil, then reduce heat and simmer 25–35 minutes until lentils and potatoes are tender.
  • If needed, add up to 1 extra cup of stock to reach desired consistency. Taste and adjust seasoning before serving.

Notes

Use brown or green lentils only—red lentils break down too fast for this recipe.
Keyword easy potato lentil soup, lentil potato soup, one-pot lentil soup, vegan lentil soup