Creamy 4-Ingredient Avocado Chipotle Soup (Low-Carb Fat Bomb)

4-Ingredient Avocado Chipotle Soup aka Fat Bomb Soup | Low-Carb, So Simple

Think of fat bombs in soup form—surprisingly satisfying and simple. This 4-Ingredient Avocado Chipotle Soup is rich in healthy fats, quick to prepare, and requires just four natural ingredients. It’s ideal when you want a nourishing, creamy bowl without a long shopping list or complicated steps.

Tips for making the 4-Ingredient Avocado Chipotle Soup

There are a couple of important tips to get the best texture and flavor. After you add the avocado and sour cream to the hot stock, do not let the soup boil. Boiling can cause the mixture to separate, leaving an unappealing texture. Keep the heat low and gently warm the soup until it’s hot but not boiling.

For a silky, velvety finish, puree the avocado with an immersion blender or a countertop blender. Even well-mashed avocado can look slightly lumpy if mixed only with a spoon. Blending ensures a smooth, uniform texture.

The method is straightforward: halve and pit ripe avocados, scoop the flesh into a blender, and blend until smooth. Add a little stock if needed to help the blender. Warm the remaining stock in a saucepan, remove it from the heat, then stir in the avocado puree, sour cream, and chipotle. Blend again if you want extra silkiness, reheat gently (without boiling), and season to taste.

First, take two large avocados and cut them into halves.

Halving Avocados | Low-Carb, So Simple

Remove the pits and discard them.

Removing the Pits | Low-Carb, So Simple

Scoop the flesh into a blender.

Scooping the Flesh into Blender | Low-Carb, So Simple

Blend the avocado until smooth.

Blending | Low-Carb, So Simple

Add some stock to help the blending process, if necessary.

Adding Chicken Stock | Low-Carb, So Simple

Smooth!

Smooth | Low-Carb, So Simple

Place the rest of the stock into a large saucepan.

The Rest of the Stock in a Saucepan | Low-Carb, So Simple

Bring to a boil, then remove from the heat.

Boiling | Low-Carb, So Simple

Removed from the Heat | Low-Carb, So Simple

Add the avocado puree, sour cream, and chipotle.

Adding Avocado | Low-Carb, So Simple

Adding Sour Cream | Low-Carb, So Simple

Adding Chipotle | Low-Carb, So Simple

Mix with a spoon until combined. If you want an ultra-smooth texture, use an immersion blender or carefully blend in a countertop blender. Season with salt to taste.

Mixing | Low-Carb, So Simple

Using Immersion Blender to Make it Really Velvety | Low-Carb, So Simple

Divide into bowls and serve with lemon or lime wedges and chopped fresh herbs.

Pouring into a Soup Bowl | Low-Carb, So Simple

Sprinkling Chopped Parsley on Top | Low-Carb, So Simple

My fat bomb soup experiments

This recipe began as a simple avocado soup experiment while planning a meal for a client. I wanted a rich, vegetable-based soup to complement other meals that day. Avocados bring vitamins and healthy fats, so I tested variations until the flavors and texture felt right.

I considered different liquids—water was too plain, and almond milk didn’t seem right for a savory bowl—so chicken stock became the base. Avocado benefits from acidity, so I considered lemon or lime, but ultimately sour cream provided both the tang and the creamy body I wanted. I used parsley for a fresh herbal note because cilantro is not my preference.

Initial proportions were 2 large Hass avocados, roughly 4 cups (950 ml) chicken stock, 1 cup (240 ml) full-fat sour cream, 1/4 cup chopped parsley, and salt to taste. I puréed the avocado with some stock, warmed the rest of the stock, then stirred in the avocado and sour cream before blending to a silky consistency.

The first version was a bit too thin, so I reduced the stock slightly. To lift the flavor, I tested a range of herbs and spices by adding small amounts into separate cups of soup. My favorites were basil, curry powder, fresh garlic, and—by far—the winner—chipotle, which added a smoky, spicy edge that balanced the rich avocado beautifully.

Spice Experiments | Low-Carb, So Simple

After experimenting, I arrived at the recipe below and was pleased with its texture, flavor, and satisfying richness. With the amounts used, the soup is high in healthy fats—hence the “fat bomb” nickname—and makes a filling, flavorful meal or starter.

4-Ingredient Avocado Chipotle Soup aka Fat Bomb Soup

January 13, 2018
by elviira

Ingredients

  • 2 large ripe Hass avocados
  • 3 cups (710 ml) chicken stock or vegetable broth
  • 1 cup (240 ml) full-fat sour cream
  • 1/2–1 teaspoon chipotle, or to taste
  • Unrefined sea salt or Himalayan salt, to taste

Instructions

  1. Halve the avocados, remove the pits, and scoop the flesh into a blender.
  2. Blend until smooth, adding a little stock if needed to aid blending.
  3. Heat the remaining stock in a saucepan until it comes to a boil, then remove from the heat.
  4. Stir in the avocado purée, sour cream, and chipotle. Mix until smooth; use an immersion blender if there are lumps.
  5. Warm the soup gently until hot but do not let it boil to prevent separation.
  6. Season with salt to taste.
  7. Divide into bowls and serve with lemon or lime wedges and chopped fresh herbs like parsley or cilantro, if desired.

Tags

carbs under 5
fat bomb
soup
© 2026 Images, text and recipe fully copyrighted by Low-Carb, So Simple
Nutrition information Protein Fat Net carbs kcal
In total: 11.5 g 116.6 g 9.0 g 1154 kcal
Per serving (4 servings): 2.9 g 29.2 g 2.3 g 288 kcal

4-Ingredient Avocado Chipotle Soup aka Fat Bomb Soup | Low-Carb, So Simple

Tips for variation

Try other herbs and spices to suit your taste—basil, curry powder, or fresh garlic all work well. For a dairy-free keto or paleo version, replace the sour cream with thick coconut cream and add 2–4 tablespoons fresh lemon juice; use vegetable broth for a vegan option.

To make the soup more substantial, top each serving with cooked shrimp, crumbled feta, or diced cooked chicken just before serving.

4-Ingredient Avocado Chipotle Soup aka Fat Bomb Soup | Low-Carb, So Simple