With 100 milliliters of lemon juice, sweetened condensed milk and cream become a cool, creamy dessert. This three-ingredient lemon mousse is an easy no-bake dessert for days when you want a sweet treat without much cooking.
This creamy lemon dessert is bright, smooth, and easy to serve with only a short ingredient list. Here’s how to make it.
Key Takeaways
- Use one can of sweetened condensed milk.
- Add one carton of cream.
- Measure 100 milliliters of pure lemon juice.
- This easy no-bake dessert takes little prep.
- Three-ingredient lemon mousse is best served chilled.
Which three ingredients make this lemon mousse creamy?
This easy mousse gets its rich taste and soft texture from three ingredients. Each ingredient has a clear role, from building the base to adding bright lemon flavor.

Sweetened condensed milk creates the rich base
One can of sweetened condensed milk gives the mousse creamy sweetness. It blends with heavy cream into a smooth base before you add lemon.
Heavy cream gives the mousse its smooth texture
One carton of heavy cream adds richness and creates the mousse’s soft, airy texture. Blend it with sweetened condensed milk until smooth.
Fresh lemon juice adds flavor and helps it set
Use 100 milliliters of fresh lemon juice for a clean, tart taste. Add it slowly to the milk and cream mixture; its acidity helps the mousse thicken as it chills.
How much of each ingredient should you use?
For these three-ingredient lemon mousse measurements, use one can of sweetened condensed milk and one carton of heavy cream. Add 100 milliliters of fresh lemon juice. The can and carton sizes are not specified, so use the package sizes you have.

The condensed milk ratio is one can to one carton of cream. Measure the lemon juice carefully because this lemon juice quantity gives the mousse its bright, tart flavor.
| Ingredient | Amount | Purpose |
|---|---|---|
| Sweetened condensed milk | 1 can | Adds sweetness and a rich base |
| Heavy cream | 1 carton | Gives the mousse a smooth, creamy texture |
| Fresh lemon juice | 100 milliliters | Adds citrus flavor and helps the mixture set |
What equipment do you need to make the mousse?
For blender lemon mousse, use a blender to mix condensed milk and cream. A measuring cup helps you slowly add lemon juice while the blender runs.
Use a spatula to scrape the mixture into a mousse serving dish. These tools are all the no-bake dessert equipment you need.
How should you prepare the fresh lemons?
Wash and dry the lemons. Roll each lemon on the counter while pressing gently with your palm. This helps release more juice when you squeeze it.
Strain the juice to remove seeds and pulp. Then measure 100 milliliters of fresh lemon juice. The recipe does not use lemon zest, so save it for another dish.
Use pure juice for a clean lemon flavor. Its citrus acidity gives the mousse a bright, tangy taste.
How do you combine the condensed milk and lemon juice?
Add the sweetened condensed milk and cream to a bowl. Blend for three minutes, until smooth and thick.
Keep blending as you slowly pour in 100 milliliters of pure lemon juice. A steady pour helps it mix evenly and gives the mousse a bright citrus flavor.
When should you add the heavy cream?
Add the carton of heavy cream to the condensed milk at the start. Blend the cream and condensed milk for three minutes until smooth. The recipe does not state the cream’s fat content, so check the ingredient list before choosing heavy cream.
With the mixer running, slowly pour in the lemon juice. This step helps create a creamy lemon mousse with an even texture.
How can you keep the mousse light and creamy?
Blend the sweetened condensed milk and heavy cream for three minutes, until smooth. This creates a creamy mousse texture without extra steps.
Keep the blender running as you pour in the lemon juice a little at a time. This gradual lemon juice addition keeps the mixture smooth and creates an airy consistency.
How should you portion the mousse before chilling?
After blending, pour the mousse into a lemon mousse serving dish. The recipe has no individual cups or set serving sizes, so choose a dish that fits the batch.
Place the dish in the refrigerator to chill. This no-bake dessert is ready when the chilled mousse is set.
How long does three-ingredient lemon mousse need to chill?
The recipe gives no exact lemon mousse chilling time for this no-bake lemon mousse. Refrigerate it after spooning it into a serving dish, and chill it until cold and set.
Plan on several hours in the fridge because the mousse needs time to firm up. For an easy refrigerator dessert, make it ahead and check that it holds its shape before serving.
What can you do if the mousse is too tart or too soft?
Make small changes to get the taste and texture you want. Start with lemon juice. The recipe uses 100 milliliters, added slowly while blending.
Balance a tart mousse without losing its lemon flavor
If the citrus acidity tastes too sharp, fold in extra sweetened condensed milk, one spoonful at a time. Taste as you go to protect lemon flavor balance without making the mousse too sweet.
Help a soft mousse set more firmly
Chill the mousse longer before changing the recipe. If it stays loose, gently fold in a little cream whipped to soft peaks. This may improve the mousse consistency without adding lemon juice.
Avoid overmixing for a smoother texture
Stop blending when the ingredients look smooth and combined. Overmixing can make the mousse dense or loose. Use a spatula for any final folds, then chill each portion until set.
How long can you store lemon mousse in the refrigerator?
Cover the serving dish and refrigerate the mousse promptly. For safe lemon mousse storage, enjoy it within three to four days, and keep this chilled mousse cold until serving.
This refrigerated dessert may soften over time, so check its texture before serving. Discard it if it has been left at room temperature for more than two hours.
Chill, spoon, and enjoy your creamy lemon mousse
Blend one can of sweetened condensed milk with one carton of cream for three minutes. Slowly add 100 milliliters of fresh lemon juice, then blend until smooth.
Spoon the mixture into a serving dish and refrigerate it until set. This three-ingredient lemon mousse takes little hands-on time, making it helpful on busy days.
Serve it cold as a creamy lemon dessert with a bright, fresh taste. Keep this easy sweet treat covered in the refrigerator until you are ready to enjoy it.





