I’ve always had a soft spot for desserts that are light yet indulgent, and let me tell you, this Lemon Mousse hits that sweet spot perfectly. Picture this: a sunny afternoon, and you’re craving something zesty and refreshing to end the meal. That’s when I turn to my go-to homemade Lemon Mousse recipe—it’s creamy, tangy, and melts in your mouth without being too heavy. In my experience, nothing beats the bright burst of citrus from fresh lemons in a Lemon Mousse, making it ideal for spring gatherings or just a treat after dinner.
Years ago, during a family reunion, I whipped up a batch of this easy Lemon Mousse, and it became an instant hit—everyone was asking for seconds! The best part? It’s surprisingly simple to prepare, even if you’re not a baking pro. Today, I’m excited to share my Lemon Mousse recipe with you, complete with tips to make it shine. If you’re looking for more dessert inspiration, check out our no-bake raspberry cheesecake or the classic snickerdoodle cookies to pair alongside.
Key Takeaways:
- This Lemon Mousse is a light, airy dessert that’s perfect for any occasion, offering a burst of fresh citrus flavor.
- Prep time is just 20 minutes, with chilling time for convenience—ideal for busy home cooks.
- The tangy lemon taste balanced with sweetness creates an irresistible creamy texture you’ll crave.
- Use fresh lemons for the best zest and juice to elevate your Lemon Mousse every time.
- Store in the fridge for up to 3 days; serve chilled for optimal freshness.
Why You’ll Adore This Lemon Mousse
Refreshing Citrus Burst: There’s something magical about that first spoonful of Lemon Mousse, where the zesty lemon hits your taste buds just right. It’s not overly sweet, which I love, as it lets the natural tartness shine through. You’ll find yourself reaching for more without any guilt.
Effortless Elegance: Who knew a dessert this fancy could come together so easily? In my kitchen, this Lemon Mousse has saved many dinner parties—impress your guests with minimal fuss. It’s the kind of recipe that feels special but doesn’t demand hours of work.
Versatile for Any Mood: Whether you’re hosting a brunch or treating yourself on a quiet evening, this delicious Lemon Mousse fits right in. The light, whipped texture makes it feel indulgent yet airy, perfect after heavier meals. I always experiment with toppings to keep it exciting.
Family Favorite Appeal: Kids and adults alike go crazy for this homemade Lemon Mousse—it’s like sunshine in a bowl! What I find interesting is how it bridges generations; my grandma’s influence is in every bite. Get ready for compliments rolling in.

Essential Ingredients for Lemon Mousse
Fresh Lemons: The star of your Lemon Mousse, fresh lemons provide that vibrant zest and juice essential for the tangy flavor profile. I always opt for organic ones when possible, as they yield more juice and brighter taste. Without them, the dessert just wouldn’t have that authentic zing—it’s what sets this Lemon Mousse apart from store-bought versions. Zest about two lemons finely to infuse maximum citrus aroma.
Heavy Cream: This is the secret to the fluffy, mousse-like texture that makes your Lemon Mousse so dreamy. Whipping it to soft peaks incorporates air, creating lightness without heaviness. In my experience, chilling the bowl beforehand helps it whip faster and higher. Use full-fat for the creamiest results—low-fat won’t hold up as well.
Egg Yolks: Rich and custardy, egg yolks form the base of the lemon curd in your Lemon Mousse, adding depth and smoothness. They thicken beautifully when gently cooked, binding all the flavors together. Be sure to temper them slowly to avoid scrambling; it’s a small step that pays off in a velvety finish. Fresh eggs ensure the best color and taste.
How to Make Lemon Mousse
Prepare the Lemon Curd Base
Start by whisking the egg yolks with sugar in a heatproof bowl until they’re pale and thick—this takes about 2 minutes by hand. Then, stir in the fresh lemon juice and zest, setting the bowl over a pot of simmering water. Cook gently, stirring constantly, until the mixture thickens enough to coat the back of a spoon, around 8-10 minutes. In my experience, patience here prevents lumps, ensuring your Lemon Mousse has that silky foundation. Remove from heat and whisk in the butter until melted for extra richness.
Whip the Cream
While the curd cools slightly, pour the heavy cream into a chilled bowl and whip on medium speed until soft peaks form—don’t overdo it, or it’ll turn buttery. Add a touch of sugar if you like it sweeter, but the lemon will balance it naturally. The key is timing: let the curd cool to room temperature first to avoid deflating the cream later. I love this step because the transformation from liquid to fluffy clouds is so satisfying and quick, about 3-4 minutes.
Fold and Chill the Lemon Mousse
Gently fold the whipped cream into the cooled lemon curd in three additions, using a spatula to keep it airy—fold, don’t stir vigorously. Spoon your Lemon Mousse into serving glasses or a bowl, then cover and refrigerate for at least 2 hours to set. The chilling enhances the flavors, making each bite even more refreshing. If you’re in a rush, an hour might suffice, but overnight is best for that perfect texture. For more no-bake ideas, try our raspberry cheesecake recipe.
Ingredients
- 4 large egg yolks
- ½ cup granulated sugar
- ½ cup fresh lemon juice (about 3 lemons)
- Zest of 2 lemons
- ½ cup unsalted butter, cut into pieces
- 1 cup heavy whipping cream
- 2 tablespoons powdered sugar (optional, for sweetness)
- Fresh berries or mint leaves, for garnish
Lemon Mousse Instructions
- In a medium heatproof bowl, whisk together egg yolks and granulated sugar until light and fluffy.
- Add lemon juice and zest, then place over simmering water (double boiler method). Cook, stirring constantly, for 8-10 minutes until thickened.
- Remove from heat, stir in butter until melted, and let cool to room temperature.
- In a chilled bowl, whip heavy cream with powdered sugar to soft peaks.
- Fold whipped cream into cooled lemon mixture gently in three parts.
- Spoon into glasses, chill for 2+ hours, and serve garnished.

Pro Tips for the Best Lemon Mousse
Use Room Temperature Ingredients: Start with room-temp yolks to ensure smooth blending and prevent curdling in your Lemon Mousse.
Fold Gently: When incorporating the cream, use a light hand to maintain the airy texture of the Lemon Mousse.
Chill Thoroughly: Give it at least 2 hours in the fridge for the flavors to meld perfectly in your homemade Lemon Mousse.
You Must Know
- This Lemon Mousse is egg-based, so consume within a few days for safety.
- Fresh lemons yield the brightest flavor; bottled juice dulls the taste.
- No gelatin needed— the whipped cream provides the lightness naturally.
- It’s gluten-free and can be dairy-free with coconut cream substitute.
How to Store Lemon Mousse
Your Lemon Mousse keeps beautifully in the fridge, covered with plastic wrap to prevent a skin from forming, for up to 3 days. For longer storage, freeze portions in airtight containers for up to a month—thaw in the fridge before serving. Avoid leaving it out at room temperature for more than an hour to maintain its fresh, creamy quality. I’ve found that it tastes even better the next day as flavors deepen.
Customizing Your Lemon Mousse
If you want to switch things up, try lime or orange for a tropical twist on your Lemon Mousse, or add a swirl of berry puree for color. For a vegan version, swap eggs with aquafaba and use coconut cream—it’s surprisingly close to the original. In my experience, a dash of vanilla extract enhances the citrus without overpowering. Check out our Mexican hot chocolate cookies for a spiced pairing idea.
What to Serve with Lemon Mousse
Pair this zesty Lemon Mousse with shortbread cookies or fresh scones for a classic tea-time treat—the buttery crumbs contrast the tang perfectly. For a full dessert spread, add a side of mixed berries or a light salad to balance richness. Beverages like sparkling water with lemon or a crisp white wine complement it beautifully. I also love serving it after grilled chicken or fish for a refreshing end to dinner.
Lemon Mousse
Made with just four ingredients and whipped up in minutes, this lemon mousse is the perfect light, less-sweet dessert for those hot summer months.
Timing
Recipe Details
Ingredients
- 01 2 cups heavy cream
- 02 2 tablespoons confectioner's sugar
- 03 pinch salt
- 04 1 cup lemon curd
- 05 1 tablespoon lemon zest
Instructions
In a large bowl, add heavy cream, confectioner's sugar, and a pinch of salt. Using a hand or stand mixer, whip for 2-3 minutes on medium speed until medium peaks form.
Gently fold in lemon curd and lemon zest until evenly incorporated.
Divide into 8 small dessert glasses (about 1/2 heaping cup per serving). Optionally, garnish with a dollop of whipped cream or additional lemon zest.
Refrigerate for at least 1 hour, up to 24 hours, to allow mousse to chill and firm up. Serve cold.
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NUTRITION FACTS (PER SERVING)
Nutrition information is calculated using an ingredient database and should be considered an estimate. In cases where multiple ingredient alternatives are given, the first listed is calculated for nutrition. Garnishes and optional ingredients are not included.
Frequently Asked Questions About Lemon M0usse
Can I make Lemon Mousse ahead of time?
Absolutely, this Lemon Mousse is perfect for prep-ahead—make it up to 24 hours in advance and chill covered. The flavors actually intensify slightly, making it taste even better. Just garnish right before serving to keep it fresh.
How long does Lemon Mousse last in the fridge?
Your Lemon Mousse will stay fresh for 3 days when stored properly in an airtight container. Beyond that, the texture might soften, but it’s still safe if no off smells. For best quality, enjoy within the first couple of days.
Is Lemon Mousse gluten-free?
Yes, this recipe for Lemon Mousse is naturally gluten-free, relying only on dairy and citrus. Double-check any garnishes like cookies if serving to celiacs. It’s a safe bet for most dietary needs.
Can I use low-fat cream in Lemon Mousse?
While possible, full-fat heavy cream gives the best stable, airy texture to your Lemon Mousse—low-fat may not whip as well and could deflate. If trying it, add a stabilizer like gelatin. Stick to full-fat for foolproof results.
Why is my Lemon Mousse not setting?
Common issue: undercooked curd or overfolded cream can cause this in Lemon Mousse. Ensure the curd thickens fully and chill long enough. If needed, a bit more chilling time usually fixes it.
How do I make dairy-free Lemon Mousse?
For dairy-free, replace heavy cream with full-fat coconut cream and use vegan butter in the curd—your Lemon Mousse will have a subtle tropical note. Whip the coconut cream cold for best results. It’s a delicious twist everyone loves.
Can kids eat this Lemon Mousse?
Yes, as long as eggs are fully cooked in the curd, it’s safe for kids who enjoy citrus flavors. The tartness might need a sugar boost for picky eaters. Serve in fun cups to make it exciting.
What’s the calorie count for Lemon Mousse?
A serving of this homemade Lemon Mousse is around 250 calories, depending on portions—light for a dessert! Adjust sugar if watching intake. For more healthy twists, see our broccoli salad.
Final Thoughts
From the first zesty bite to the last creamy spoonful, this Lemon Mousse has a way of brightening any day—it’s become a staple in my repertoire for good reason. I hope you’ll give this easy Lemon Mousse recipe a try and make it your own with personal touches. Whip it up soon, share your results, and let me know how it turns out; happy cooking!