Go Back
Bowl of easy Tomato Feta keto soup garnished with feta cheese and herbs

Easy Tomato Feta Soup

A vibrant and comforting dish that marries sun-ripened tomatoes with tangy feta cheese, perfect for a low-calorie, low-carb keto meal.
Print Recipe Pin Recipe
Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
Servings: 4 servings
Course: Appetizer, Soup
Cuisine: Mediterranean
Calories: 200
Ingredients Method Notes

Ingredients
  

Base Ingredients
  • 2 tbsp olive oil or butter Adds richness and helps aromatics to sauté.
  • 1/4 cup chopped onion Provides flavor.
  • 2 cloves garlic Minced for fragrance.
  • 1/2 tsp salt Enhances flavors.
  • 1/8 tsp black pepper Adds a mild kick.
  • 1 tsp pesto sauce (optional) For extra herby complexity.
Herbs and Seasonings
  • 1/2 tsp dried oregano Classic in tomato recipes.
  • 1 tsp dried basil Adds comforting taste.
  • 1 tbsp tomato paste (optional) Richens tomato flavor.
Main Ingredients
  • 10 tomatoes, skinned, seeded, and chopped Or two 14.5 oz cans of peeled tomatoes.
  • 1 tsp honey, sugar, or erythritol (optional) A hint of sweetness.
  • 3 cups water Provides volume for cooking.
  • 1/3 cup heavy cream Adds velvety texture.
  • 2/3 cup feta cheese (crumbled) Culinary accent with tanginess.

Method
 

Preparation
  1. Heat the olive oil (or butter) in a large pot over medium heat until shimmering.
  2. Add the chopped onion and cook for 2 minutes until softened, then add minced garlic and cook for an additional minute.
Cooking
  1. Add chopped tomatoes, salt, black pepper, and any optional ingredients (pesto sauce, oregano, basil, tomato paste). Stir in 3 cups of water.
  2. Bring the mixture to a boil, then reduce heat to a simmer. If using, add your sweetener at this stage.
  3. Cook on medium heat for about 20 minutes, until the tomatoes are tender.
Finishing Touches
  1. Use an immersion blender to puree the soup until smooth.
  2. Stir in the heavy cream and crumbled feta cheese, cooking for an additional minute until well incorporated.
  3. Taste and adjust seasoning if necessary.
Serving
  1. Ladle the soup into bowls and serve warm.

Notes

For deeper flavor, consider roasting tomatoes before adding. Adjust texture by blending less for a chunkier soup. Add red pepper flakes for heat or fresh spinach for added nutrition.