There is something truly delightful about these Key Lime Pie Tartlets Recipe that instantly transports you to sunny beachside escapes with just one bite. Crisp, buttery graham cracker crusts cradle a smooth, tangy lime filling with just the right balance of sweet and tart, making them the perfect little treats for any occasion. Whether you’re craving a refreshing dessert after dinner or looking to impress at your next gathering, these tartlets deliver a burst of vibrant citrus flavor wrapped in an irresistibly creamy texture. Get ready to fall in love with this bright, classic dessert reinvented in charming, individual servings.

Ingredients You’ll Need
Gathering simple, yet essential ingredients is the first step to making magic happen with this recipe. Each component plays a crucial role: the graham cracker crumbs provide a crunchy foundation, the lime juice brings fresh tartness, and the creamy filling ties it all together with silky sweetness. Here’s what you’ll need to whip up these irresistible tartlets:
- 1 cup graham cracker crumbs: The base for that buttery and crunchy crust every tartlet needs.
- 2 tbsp granulated sugar: Just enough sweetness to balance the tart lime.
- ¼ cup unsalted butter, melted: Adds richness and helps bind the crust ingredients together.
- 1 tbsp lime zest (optional): For those who love an extra punch of lime in their crust.
- 1 (14 oz) can sweetened condensed milk: The creamy, sweet heart of the filling.
- ½ cup fresh lime juice (about 4-5 limes): The star ingredient, bright and tart, providing that flawless key lime flavor.
- 2 large egg yolks: Gives the filling structure and a velvety texture.
- 1 tsp vanilla extract: Adds subtle warmth and depth to the lime filling.
- ¼ tsp lime zest (optional): Enhances the citrus notes in the filling.
- Whipped cream: Whether store-bought or homemade, it’s the perfect creamy topping.
- Lime wedges or additional lime zest for garnish: Adds color and extra zing when serving.
How to Make Key Lime Pie Tartlets Recipe
Step 1: Prepare the Crust
Start by preheating your oven to 350°F (175°C). In a small bowl, mix the graham cracker crumbs, sugar, and melted butter until the crumbs are thoroughly coated. If you want to dial up the lime flavor, toss in a tablespoon of lime zest here too. Firmly press this mixture into your mini tartlet pans or a muffin tin, ensuring an even base that will hold the filling perfectly. Bake for 8 to 10 minutes until the crust turns a lovely golden color and feels set to the touch. Set aside to cool while you prepare the luscious filling.
Step 2: Make the Filling
In a medium bowl, whisk together the sweetened condensed milk, fresh lime juice, egg yolks, and vanilla extract until silky smooth. For those who really adore that citrus kick, folding in a quarter teaspoon of lime zest adds a wonderful burst. This velvety mixture will soon become the delicious centerpiece of your tartlets, delivering that iconic tang in every bite.
Step 3: Assemble and Bake
Pour the lime filling evenly into the cooled crusts, filling each mini tartlet to the top, but be careful not to overfill. Bake them in the preheated oven for 10 to 12 minutes. You want the filling to just set — it will still have a slight jiggle in the center, signalling perfect doneness. Remove from the oven and allow them to cool completely at room temperature before refrigerating for at least two hours to firm up. This chilling step is crucial for the right texture.
Step 4: Garnish and Enjoy
Once your tartlets are fully chilled and firm, finish them off with a generous dollop of whipped cream. For a final touch of elegance and fresh flavor, garnish with lime wedges or a sprinkle of lime zest. Serve chilled and prepare for compliments to roll in as everyone delights in your homemade Key Lime Pie Tartlets Recipe.
How to Serve Key Lime Pie Tartlets Recipe

Garnishes
Adding a touch of whipped cream on top elevates the creamy texture and softens the tartness of the lime filling. Lime wedges or extra zest not only look stunning but add a fresh aroma and vibrant pop of color that makes each tartlet irresistible. Consider finely chopped mint leaves for a refreshing twist or even a few fresh berries for a burst of color.
Side Dishes
Because these Key Lime Pie Tartlets Recipe are wonderfully rich and tangy on their own, they pair beautifully with light, refreshing sides. Think simple iced tea, sparkling water with lime slices, or a small fruit salad with tropical flavors like pineapple and mango. These combos keep the palate fresh and complement the citrus zing.
Creative Ways to Present
Serve these tartlets on a beautiful platter sprinkled with extra lime zest or with a drizzle of berry coulis for a colorful contrast. You can also place each tartlet in a cupcake wrapper for easy handling at parties or stack a few on a tiered dessert stand for a show-stopping centerpiece. Little edible flowers or mint sprigs can provide a lovely upscale touch.
Make Ahead and Storage
Storing Leftovers
Keep any leftover Key Lime Pie Tartlets Recipe refrigerated in an airtight container for up to three days. Their flavors actually meld beautifully after sitting, making them just as delicious, if not better, the next day. Just be sure to add fresh whipped cream before serving again.
Freezing
These tartlets can be frozen, but note that the texture may change slightly upon thawing because of the creamy filling. To freeze, place tartlets on a baking sheet in the freezer until solid, then transfer to an airtight container or freezer bag. They can be kept for up to one month. Thaw in the refrigerator overnight before serving.
Reheating
Reheating isn’t usually necessary or recommended because these tartlets are best served chilled. However, if you prefer them slightly warmer, take them out of the fridge 15 minutes before serving to reach room temperature. Avoid microwaving to preserve their perfect creamy consistency.
FAQs
Can I use bottled lime juice instead of fresh?
Fresh lime juice is definitely preferred for the bright, natural flavor it brings to the tartlets, but if you’re in a pinch, use high-quality bottled lime juice. Just keep in mind the taste might be slightly less vibrant.
What can I substitute for graham cracker crumbs?
You can try crushed digestive biscuits, vanilla wafers, or even finely crushed pretzels for a fun salty contrast. Just adjust the sugar accordingly if you switch to a less sweet base.
Do I need to bake the tartlets after adding the filling?
Yes, baking the tartlets after filling helps set the lime filling properly with a silky texture. Skipping this step may result in a runny filling.
Can I double the recipe to make more servings?
Absolutely! Just double all ingredients and bake the tartlets in batches or use more pans if you have them. The process remains the same, and everyone will thank you.
Is it safe to eat the filling with raw egg yolks?
The egg yolks are gently baked during the final baking step, which cooks them through safely. Always follow the baking times carefully to ensure the filling is set and safe to eat.
Final Thoughts
If you’ve been searching for a dessert that’s bright, refreshing, and delightfully creamy, this Key Lime Pie Tartlets Recipe is your new best friend in the kitchen. It’s simple enough to whip up any day, yet elegant enough to impress your guests. Give it a try and watch how quickly these little bites of sunshine disappear from the table. Trust me, once you make them, you’ll want to keep this recipe close for every tasty occasion!
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Key Lime Pie Tartlets Recipe
- Prep Time: 15 minutes
- Cook Time: 22 minutes
- Total Time: 2 hours 37 minutes
- Yield: 8 mini tartlets
- Category: Dessert
- Method: Baking
- Cuisine: American
Description
These Key Lime Pie Tartlets are a delightful twist on the classic dessert, featuring a buttery graham cracker crust filled with a tangy lime custard. Perfectly portioned and topped with whipped cream and a hint of lime zest, these tartlets are easy to make and ideal for a refreshing, bite-sized treat.
Ingredients
Crust
- 1 cup graham cracker crumbs
- 2 tbsp granulated sugar
- ¼ cup unsalted butter, melted
- 1 tbsp lime zest (optional, for extra lime flavor)
Filling
- 1 (14 oz) can sweetened condensed milk
- ½ cup fresh lime juice (about 4–5 limes)
- 2 large egg yolks
- 1 tsp vanilla extract
- ¼ tsp lime zest (optional)
Topping and Garnish
- Whipped cream (store-bought or homemade)
- Lime wedges or additional lime zest for garnish
Instructions
- Prepare the Crust: Preheat your oven to 350°F (175°C) to ensure it reaches the perfect temperature for baking your tartlet crusts.
- Mix Crust Ingredients: In a small bowl, combine the graham cracker crumbs, granulated sugar, and melted unsalted butter. Stir until the crumbs are evenly coated with butter. For extra lime flavor, optionally add 1 tablespoon of lime zest and mix thoroughly.
- Form the Crusts: Press the crumb mixture evenly into the bottom of mini tartlet pans or a muffin tin. Press firmly to create a compact and even base that will hold the filling well during baking.
- Bake Crusts: Place the tartlet pans in the preheated oven and bake for 8-10 minutes until the crusts turn golden and set. Remove from the oven and allow them to cool completely while you prepare the filling.
- Prepare the Filling: In a mixing bowl, whisk together sweetened condensed milk, fresh lime juice, egg yolks, and vanilla extract until smooth and well combined. For additional lime zest flavor, optionally add ¼ teaspoon of lime zest and mix it in.
- Fill Tartlets: Pour the lime filling evenly into the cooled tartlet crusts, ensuring each tartlet is filled and leveled properly.
- Bake Tartlets: Return the filled tartlets to the oven and bake for 10-12 minutes. The filling should be just set, still slightly jiggle in the center.
- Cool and Chill: Remove tartlets from the oven and let them cool to room temperature. Then refrigerate for at least 2 hours to allow the filling to firm up fully.
- Assemble and Garnish: Once chilled, top each tartlet with a generous dollop of whipped cream. Garnish with lime wedges or additional lime zest for a fresh and attractive finish.
- Serve: Serve the tartlets chilled and enjoy a refreshing and zesty dessert perfect for any occasion.
Notes
- If you prefer a stronger lime flavor, add the optional lime zest to both crust and filling as instructed.
- You can use store-bought whipped cream or make homemade by whipping heavy cream with a bit of sugar and vanilla extract.
- Ensure not to overbake the filling; it should remain slightly jiggly to prevent it from cracking or becoming dry.
- The tartlets can be prepared a day ahead and kept refrigerated in an airtight container.
- Use fresh lime juice for the best flavor; bottled lime juice may affect the taste and texture.

