This sour cream frosting is a delightful addition to any cake or cupcake, offering a tangy twist to the traditional sweet frosting. It's incredibly easy to make and requires just three simple ingredients. Perfect for those who love a balance of sweetness and tartness in their desserts.
The ingredients for this recipe are quite common, but if you don't usually have sour cream at home, you might need to pick some up at the supermarket. Make sure to get the full-fat version for the best texture and flavor. Powdered sugar and vanilla extract are pantry staples that you might already have.

Ingredients for Sour Cream Frosting Recipe
Sour cream: Provides the tangy base for the frosting, adding a unique flavor and creamy texture.
Powdered sugar: Sweetens the frosting and helps achieve a smooth consistency.
Vanilla extract: Adds a rich, aromatic flavor that complements the tanginess of the sour cream.
Technique Tip for This Frosting
To achieve a perfectly smooth and creamy sour cream frosting, ensure that your sour cream is at room temperature before mixing. This helps it blend more easily with the powdered sugar and vanilla extract, preventing any lumps from forming. Additionally, start mixing on a low speed to avoid splattering, then gradually increase to a higher speed for a silky finish.
Suggested Side Dishes
Alternative Ingredients
sour cream - Substitute with Greek yogurt: Greek yogurt has a similar tangy flavor and creamy texture, making it a great alternative to sour cream in frosting.
sour cream - Substitute with cream cheese: Cream cheese provides a rich and creamy consistency, though it will add a slightly different flavor profile to the frosting.
sifted powdered sugar - Substitute with granulated sugar blended into powder: If you blend granulated sugar in a high-speed blender, you can create a powdered sugar substitute. This may slightly alter the texture but will still provide the necessary sweetness.
sifted powdered sugar - Substitute with coconut sugar blended into powder: Coconut sugar can be blended into a fine powder and used as a substitute, adding a slight caramel flavor to the frosting.
vanilla extract - Substitute with almond extract: Almond extract provides a different but complementary flavor to the frosting, adding a nutty undertone.
vanilla extract - Substitute with maple syrup: Maple syrup can add a unique sweetness and depth of flavor, though it will slightly alter the consistency of the frosting.
Alternative Recipes Similar to This Frosting
How to Store or Freeze This Frosting
To store your sour cream frosting, transfer it to an airtight container. This will help maintain its creamy texture and prevent it from absorbing any unwanted odors from the refrigerator.
Place the container in the refrigerator. The frosting will stay fresh for up to one week. Before using, give it a quick stir to restore its smooth consistency.
If you need to keep the frosting for a longer period, freezing is an excellent option. Spoon the frosting into a freezer-safe container, leaving a little space at the top to allow for expansion.
Seal the container tightly and label it with the date. This will help you keep track of how long it has been stored.
When you're ready to use the frozen frosting, transfer it to the refrigerator and let it thaw overnight. This slow thawing process will help maintain its creamy texture.
Once thawed, give the frosting a good stir to bring back its smoothness. If it seems a bit too thick, you can add a small amount of milk or cream and mix until you reach the desired consistency.
Avoid refreezing the frosting once it has been thawed, as this can affect its texture and flavor.
How to Reheat Leftovers
- Gently warm the sour cream frosting by placing the container in a bowl of warm water. This will help soften it without altering the texture or flavor.
- Use a double boiler method by placing the frosting in a heatproof bowl over a pot of simmering water. Stir continuously until it reaches the desired consistency.
- If you prefer using a microwave, heat the frosting in short bursts of 5-10 seconds, stirring in between to ensure even warming. Be cautious not to overheat as it can cause the frosting to separate.
- For a more controlled approach, transfer the frosting to a saucepan and warm it over low heat, stirring constantly until smooth and creamy.
- If the frosting has thickened too much, you can add a small amount of milk or cream while reheating to achieve the perfect consistency.
Best Tools for This Recipe
Mixing bowl: A large bowl used to combine the sour cream, powdered sugar, and vanilla extract.
Hand mixer: An electric mixer used to beat the mixture until it becomes smooth and creamy.
Measuring cups: Used to measure out the sour cream and powdered sugar accurately.
Measuring spoons: Used to measure the vanilla extract precisely.
Sifter: A tool to sift the powdered sugar, ensuring there are no lumps in the frosting.
Spatula: Used to scrape down the sides of the mixing bowl and ensure all ingredients are well incorporated.
How to Save Time on This Recipe
Measure ingredients ahead: Pre-measure the sour cream, powdered sugar, and vanilla extract to streamline the process.
Use a stand mixer: A stand mixer can save time and effort compared to a hand mixer.
Sift powdered sugar: Sift the powdered sugar in advance to avoid lumps and ensure a smooth frosting.
Chill the bowl: Chill your mixing bowl in the refrigerator for a few minutes before starting to keep the sour cream cool and help the frosting set faster.
Store properly: Make the frosting ahead and store it in an airtight container in the refrigerator.

Sour Cream Frosting Recipe
Ingredients
Main Ingredients
- 1 cup sour cream
- 1 cup powdered sugar sifted
- 1 teaspoon vanilla extract
Instructions
- In a mixing bowl, combine sour cream, powdered sugar, and vanilla extract.
- Use a hand mixer to beat the mixture until smooth and creamy.
- Use immediately or store in the refrigerator until ready to use.
Nutritional Value
Keywords
Suggested Appetizers and Main Courses for This Frosting
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