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two bowls of feta tomato soup keto with spoons
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4.32 from 22 votes

Easy Tomato Soup

This easy Tomato Feta Soup is Low Calorie, Low Carb, Keto friendly, and absolutely delicious.
Prep Time5 mins
Cook Time25 mins
Total Time30 mins
Course: Soup
Cuisine: American
Keyword: low carb, soup, tomato soup
Servings: 6
Calories: 159kcal


  • 2 tbsp olive oil or butter
  • 1/4 cup onion chopped
  • 2 cloves garlic
  • 1/2 tsp salt
  • 1/8 tsp black pepper
  • 1/2 tsp dried oregano
  • 1 tsp dried basil
  • 1 tbsp tomato paste
  • 14.5 ounce peeled tomatoes
  • 3 cups water
  • 1/3 cup heavy cream or almond milk
  • 2/3 cup feta cheese crumbled


  • Heat olive oil (butter) over medium heat in a large pot (Dutch Oven). Add the onion and cook for 2 minutes, stirring frequently. Add the garlic and cook for 1 minute. Add tomatoes, salt, pepper, , oregano, basil, tomato paste and water. Bring to a boil, then reduce to a simmer.
  • Cook on medium heat for 20 minutes, until the tomatoes are tender and cooker. Using an immersion blender, blend until smooth. Add the cream and feta cheese. Cook for 1 more minute.
  • Add more salt if needed. Serve warm.


Adapted from https://cookinglsl.com/easy-tomato-feta-soup-recipe-low-calorie-low-carb-keto/


Calories: 159kcal | Carbohydrates: 7g | Protein: 4g | Fat: 13g | Saturated Fat: 6g | Cholesterol: 32mg | Sodium: 503mg | Potassium: 257mg | Fiber: 1g | Sugar: 4g | Vitamin A: 455IU | Vitamin C: 7.7mg | Calcium: 122mg | Iron: 1.2mg