Lemon Fluff Dessert

Lemon Fluff Dessert is a light, airy, and refreshing no-bake treat that’s bursting with bright citrus flavor. With a creamy lemon filling layered over a buttery crust and topped with fluffy whipped topping, this dessert is the perfect way to end any meal—especially in spring or summer.

Why You’ll Love This Recipe

  • No baking required
  • Refreshing lemon flavor
  • Perfect for potlucks, holidays, or weeknight treats
  • Light and fluffy texture
  • Simple ingredients and easy prep

ingredients

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

  • Graham cracker crumbs
  • Butter
  • Cream cheese
  • Sweetened condensed milk
  • Lemon juice (fresh is best)
  • Lemon zest (optional for extra flavor)
  • Whipped topping (like Cool Whip)
  • Optional garnish: lemon slices or extra zest

directions

  1. In a bowl, combine graham cracker crumbs and melted butter. Press into the bottom of a 9×13-inch dish to form the crust. Chill while preparing the filling.
  2. In a separate bowl, beat the cream cheese until smooth.
  3. Add the sweetened condensed milk, lemon juice, and lemon zest (if using). Mix until creamy and thick.
  4. Gently fold in half of the whipped topping until fully incorporated.
  5. Spread the lemon mixture evenly over the crust.
  6. Top with the remaining whipped topping, spreading it smoothly across the top.
  7. Chill in the refrigerator for at least 4 hours, or overnight for best results.
  8. Garnish with lemon slices or zest before serving if desired.

Servings and timing

This recipe serves about 12–15 people.
Prep time: 15 minutes
Chill time: 4 hours
Total time: 4 hours 15 minutes

Variations

  • Lemon Pineapple Fluff: Fold in crushed pineapple for a tropical twist.
  • Mini Parfaits: Layer the dessert in individual cups for a portable party option.
  • Gluten-Free: Use gluten-free graham crackers for the crust.
  • Extra Tart: Add a little more lemon juice and zest for a tangier punch.
  • Topping Swap: Use homemade whipped cream in place of whipped topping if preferred.

storage/reheating

Store Lemon Fluff Dessert covered in the refrigerator for up to 4 days.
This dessert should not be frozen, as the texture may change when thawed.
No reheating is needed—serve cold straight from the fridge.

FAQs

Can I make Lemon Fluff Dessert ahead of time?

Yes, it’s actually better when made the day before so it has time to fully set in the fridge.

Can I use bottled lemon juice?

You can, but fresh lemon juice provides a brighter, fresher flavor.

What can I use instead of graham crackers?

You can use vanilla wafers, shortbread cookies, or even a lemon cookie crust for extra flavor.

Is this dessert really no-bake?

Yes! No oven required—just mix, chill, and serve.

Can I make this with real whipped cream?

Absolutely. Just whip heavy cream with a little sugar until stiff peaks form and use it in place of whipped topping.

Why isn’t my lemon fluff setting properly?

Make sure the cream cheese is fully blended and that you’ve chilled the dessert long enough—at least 4 hours or overnight.

Is this dessert overly sweet?

It’s sweet but balanced by the tartness of the lemon. You can adjust lemon juice to taste if needed.

Can I add fruit to the filling?

Yes! Berries or pineapple can be folded in for added flavor and texture.

What kind of pan should I use?

A 9×13-inch glass or metal dish works best for even layering and easy serving.

Can I freeze leftovers?

Freezing is not recommended as the whipped topping and cream cheese mixture may separate when thawed.

Conclusion

Lemon Fluff Dessert is a quick, no-fuss treat that brings a burst of sunshine to your table. Its light texture and zesty flavor make it an instant favorite for warm-weather gatherings or anytime you’re craving a sweet citrusy finish. With minimal ingredients and maximum flavor, it’s bound to become a staple in your dessert rotation.

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Lemon Fluff Dessert

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This lemon fluff dessert is an easy, no-bake treat made with fluffy whipped topping, lemon Jell-O, crushed pineapple, and mini marshmallows. It’s cool, creamy, and just the right amount of sweet and tangy. Perfect for potlucks, holidays, or a simple weeknight dessert.

  • Author: Beth
  • Prep Time: 15 minutes
  • Chill Time: 1 hour 30 minutes
  • Cook Time: 30 minutes
  • Total Time: 2 hours 15 minutes
  • Yield: 12 servings 1x
  • Category: Dessert
  • Method: No Bake/No Cook
  • Cuisine: American

Ingredients

Scale
  • 1 (3 oz) box lemon Jell-O

  • 1 cup boiling water

  • 1 (8 oz) package cream cheese, softened

  • 1 (8 oz) tub whipped topping (like Cool Whip), thawed

  • 1 (20 oz) can crushed pineapple, drained

  • 2 cups mini marshmallows

  • 1 tablespoon lemon juice

  • Optional: lemon zest for garnish

Instructions

  1. In a medium bowl, dissolve lemon Jell-O in boiling water. Stir well and let it cool slightly (about 10–15 minutes).

  2. In a large mixing bowl, beat softened cream cheese until smooth.

  3. Slowly mix the cooled lemon Jell-O into the cream cheese until well blended.

  4. Fold in whipped topping, drained pineapple, lemon juice, and mini marshmallows.

  5. Pour the mixture into a 9×13-inch dish or individual serving cups.

  6. Chill in the refrigerator for at least 2 hours or until set.

  7. Garnish with lemon zest before serving, if desired.

Notes

  • You can substitute lime Jell-O for a tangy twist.

  • For extra texture, add chopped walnuts or crushed graham crackers on top.

  • Store leftovers covered in the fridge for up to 3 days.

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