Step 2: Make the lemon filling
- In a medium bowl, whisk together sugar and flour. This prevents lumps when mixing with the eggs.
- Add the eggs, one at a time, whisking until smooth.
- Stir in the fresh lemon juice and zest. The zest enhances the citrus aroma, making the flavor more vibrant.
- Pour the lemon mixture over the slightly cooled crust.
- Return the pan to the oven and bake for 20–25 minutes, or until the filling is set in the center but still slightly jiggly. Remove from the oven and reduce heat to 325°F (160°C) for the next step.
Step 3: Whip up the meringue
- In a clean, grease-free bowl, beat the egg whites on medium speed until foamy.
- Add the cream of tartar and continue beating until soft peaks form.
- Gradually add sugar, one tablespoon at a time, beating until stiff, glossy peaks form.
Step 4: Add the meringue topping
- Spread the meringue evenly over the warm lemon filling, ensuring it touches the edges of the pan (this prevents shrinking).
- Use the back of a spoon to create decorative swirls or peaks.
- Bake at 325°F (160°C) for 15–18 minutes, or until the meringue is golden brown on top.
Step 5: Cool and serve
- Allow the bars to cool at room temperature for about an hour.
- Transfer to the refrigerator and chill for at least 2–3 hours—this helps the filling firm up.
- Using the parchment overhang, lift the dessert out of the pan and cut into squares or bars.
- Wipe your knife between cuts for neat slices.
Tips for Success
- Use fresh lemons: Bottled lemon juice won’t give you the same brightness.
- Room temperature eggs: They whip up better for meringue and blend smoothly into the filling.
- Make-ahead option: You can prepare the crust and filling a day in advance, then top with meringue before serving.
Final Thoughts
Lemon Meringue Pie Bars are the perfect marriage of tart and sweet, creamy and airy, buttery and crisp. By transforming a traditional pie into bar form, you get a dessert that’s both elegant and easy to serve. Whether you’re hosting a gathering, preparing a holiday spread, or simply craving a citrusy treat, these bars will never disappoint.
Would you like me to also create a shorter, social media–style version of this recipe (with quick steps and emojis) so you can share it on Instagram or TikTok?
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