These Mini Key Lime Cheesecakes deliver everything you love about the classic — tangy, creamy, perfectly sweet — in one adorable little bite. A buttery graham cracker crust holds a silky key lime filling that tastes like pure sunshine. You are going to want to make a double batch.
Cheesecake is always a favorite for families, picnics and gatherings. Here are some favorites: Banana Pudding Cheesecake and my Cherry Cheesecake Bites.
SAVE THIS RECIPE!
Enter your email below and we’ll send this recipe straight to your inbox.
Why This Mini Key Lime Cheesecake Recipe is a Keeper
These little cheesecakes check every box for a crowd-pleasing dessert. They’re easy to make, easy to serve, and impossible to resist.
ONLY USE 2-4 OF THE MOST APPLICABLE FEATURES.
- No springform pan needed: A standard muffin pan does all the work here.
- Big flavor, small package: That tangy key lime filling is smooth, creamy, and totally addictive.
- Perfect for parties: Individual portions mean zero slicing, zero fuss. If you love key lime pies, you will love these cheesecakes.
- Make-ahead friendly: These cheesecakes are the perfect make ahead treat. They chill in the fridge and are ready when you are.
- Serve With: Want some summer recipes to serve with this dessert, try my: BBQ Chicken Sliders and my Loaded Baked Potato Salad.
Can I Use Regular Lime Juice Instead of Real Key Lime Juice for this Cake?
Yes, if you can not find key limes you can, and it’s a perfectly reasonable swap. The flavor will be slightly less floral and a little more tart than the flavor of key limes. If you do use regular lime juice, stick with the same three tablespoons called for in the recipe.
Pro Tip to Make Mini Dessert
Don’t skip the chill time. I know it’s tempting to dig right in, but that full hour in the refrigerator is what takes these from good to great. The filling firms up, the flavors settle, and the texture becomes perfectly dense and creamy — exactly what you want in a cheesecake.
Ingredient Notes for Creamy Key Lime Cheesecakes
You don’t need anything fancy for this recipe, but a few ingredients are worth a closer look. Here’s what to keep in mind before you start for maximum key lime flavor.
This is an overview of key ingredients. Get the full printable recipe with specific measurements and directions in the recipe card below.
- Cream cheese: Use full-fat block-style cream cheese, not the spreadable kind in a tub. It gives you the best texture and the richest flavor.
- Sour cream: Adds a subtle tang and keeps the filling extra creamy. Full-fat works best here too.
- Fresh lime juice: Freshly squeezed from key limes is ideal, but bottled key lime juice is a totally acceptable shortcut.
- Key lime zest: Don’t skip this — the zest carries a concentrated citrus punch that juice alone can’t match.
- Egg: Use a large egg and add it last. Beat just until combined to avoid overworking the batter.
- Green food coloring: This is completely optional and purely cosmetic. The filling will be pale yellow without it.
Variations and Substitutions for Key Lime Cheesecake Recipes
This recipe is easy to customize based on what you have on hand. A few simple swaps can take it in a whole new direction. Make a full sized cheesecake.
➡️ Swap the Crust: Use crushed shortbread cookies or vanilla wafers instead of graham crackers for a different base.
➡️ Try a lemon version: Replace the key lime juice and zest with fresh lemon juice and lemon zest for mini lemon cheesecakes.
➡️ Add a fruit topping: Layer a spoonful of strawberry or raspberry jam on top before the whipped cream for a fruity twist.
➡️ Make it tropical: Add a pinch of coconut extract to the filling and top with toasted coconut flakes.
Kitchen Tools To Make this Key Lime Dessert Easier
You only need a couple of basic tools to pull these off. Nothing specialty required.
- 12-cup Muffin Tin: Standard size for cupcakes, used for both baking the crust and the filling. You can also use a mini cheesecake pan or mini muffin tin.
- Hand Electric mixer or stand mixer: Either works great for beating the filling to a smooth, creamy consistency.
- Food processor or blender: Makes quick work of crushing the graham crackers into fine crumbs.
- Cupcake liners: Smooth paper liners (not crimped) give you cleaner sides on each cheesecake.
How to Bake Mini Key Lime Cheesecakes
Here’s a quick look at how these come together from start to finish.
These are just highlights. Get the full printable recipe with specific measurements and directions in the recipe card below.
- Make the Crust: Mix graham cracker crumbs, melted butter, and sugar. Press and evenly distribute into lined muffin cups and bake at 325°F for five minutes. Set aside to cool.
- Beat the Cream Cheese Filling: Beat the sour cream, cream cheese, and sugar until smooth, scrape down the sides of the bowl as needed. Add lime juice, zest, vanilla, food coloring, then the egg until well combined.
- Fill and Baking Time: Pour filling over cooled crusts and bake at 325°F for 15 minutes until tops are set. Remove from the oven.
- Cool and Chill: Let cheesecakes cool completely, then refrigerate to chill for at least one hour or overnight.
- Tops of the Cheesecakes: Finish with whipped cream and lime slices, and a little extra zest.
Prep and Recipe Tips for Individual Key Lime Cheesecakes
These mini cheesecakes are tailor-made for making ahead. A little planning goes a long way.
➡️ Make Mini Cupcakes: Bake and chill overnight — they’re even better the next day.
➡️ Pre-crush the crackers: Crush graham crackers into crumbs and store in a zip-top bag up to a week ahead.
➡️ Use bottled lime juice: Skip the squeezing and grab a bottle of key lime juice at the store to make a key lime cheesecake.
➡️ Soften cream cheese quickly: Cut it into chunks and let it sit at room temperature for 30 minutes before mixing.
Why Did My Mini Desserts Crack on Top?
Your mini cheesecake bites likely baked too hot, baked too long, or were mixed a bit too much, which made the tops firm up early and split as the centers rose.
How to Store and Use Leftover Mini Cheesecakes
- Storing the Mini Cheesecake Recipe: Keep leftover cheesecake cupcakes in an airtight container in the refrigerator for up to four days. Store them without the whipped cream topping if possible, add that fresh before serving.
- Freeze: You can also freeze this great recipe (without toppings) well for up to three months; wrap each one individually in plastic wrap before placing in a freezer bag. Thaw overnight in the fridge.
- Using Leftovers: Leftover mini cheesecakes are amazing crumbled over vanilla ice cream as a sundae topping. You can also chop them up and layer the pieces in a parfait glass with whipped cream and fresh berries for a fast, fancy dessert.
Expert Baking Tips to Make Mini Key Lime Cheesecakes
I’ve made these more times than I can count, and here’s what makes the biggest difference.
➡️ Room temperature matters: I always let my cream cheese and egg come to room temperature before mixing. Cold ingredients don’t blend as smoothly and can leave lumps in your filling.
➡️ Don’t overbake: I pull them out as soon as the tops look set and no longer wet. They’ll continue to firm up as they cool, and overbaking dries them out, you want a creamier cheesecake.
➡️ Add the egg last: I beat in the egg just until combined — overmixing after the egg goes in can cause cracks and a dense texture when you make cheesecake.
We Recommend You Try These
SAVE THIS RECIPE!
Enter your email below and we’ll send this recipe straight to your inbox.
Mini Key Lime Cheesecake
Equipment
SAVE THIS RECIPE!
Enter your email and we’ll send this recipe to your inbox.
Ingredients
Graham Cracker Crust
- 6 Sheets Graham crackers, 3/4 cup graham cracker crumbs
- 3 tablespoons Butter, melted
- 2 tablespoons White granulated sugar
Filling
- 12 ounces Cream cheese
- ¼ cup Sour Cream
- ½ cup White granulated sugar
- 3 tablespoons Key lime juice
- 1 teaspoons Key lime zest
- 1 teaspoons Vanilla extract
- 1 Large Egg
- 1 drop Green food coloring, optional
- Whipped cream
- Key lime slices
- Key lime zest
Instructions
Graham Cracker Crust
- Preheat your oven to 325℉. Use a 12 count cupcake tray and line each cavity with a cupcake liner.
- Blend graham crackers until you have fine crumbs. Pour the crumbs into a medium size mixing bowl and add the melted butter and sugar. Stir together until combined.
- Evenly distribute the graham cracker mixture in each liner and press down using your thumb.
- Bake the crust for 5 minutes. Remove and allow to cool.
Key Lime Filling
- Using a hand-held mixer or a standing mixer with the paddle attachment, add the cream cheese, sour cream, granulated white sugar and beat on medium speed until well combined.
- Add in the key lime juice, zest, vanilla extract, and dye and continue to mix until combined. Finally, add in the egg and beat until just combined.
- Evenly pour the key lime filling into each cupcake liner. Place back into the oven on 325℉ for another 15 minutes. The tops should no longer appear wet.
- Take out of the oven and allow the cheesecakes to fully cool. Place the covered cheesecakes into the refrigerator for one hour to chill. Top with whipped cream and garnish if desired.
Christina’s Notes
- Use block-style, full-fat cream cheese. Spreadable cream cheese is too soft and will give you a runny filling.
- Bring your ingredients to room temperature. Cold cream cheese leads to a lumpy batter that won’t smooth out completely.
- Crush your graham crackers to fine crumbs. Coarse crumbs make a crumbly crust that falls apart when you try to remove the liner.
- Press the crust firmly. Use your thumb or the back of a small spoon to pack it down — a compact crust holds together much better.
- Don’t skip the pre-bake on the crust. That 5-minute bake sets the crust so it doesn’t get soggy when the filling goes in.
- Add the egg last and mix gently. Overmixing after the egg is added causes air bubbles and cracking.
- Trust the visual cue, not just the timer. The tops should look set and no longer appear wet — that’s your signal to pull them from the oven.
- Cool at room temperature before refrigerating. A gradual cool-down prevents cracking and keeps the texture smooth.
- Chill the full hour. Cutting the chill time short gives you a soft, underset filling instead of that firm, sliceable texture.
- Add toppings right before serving. Whipped cream added too early can weep and soften — save it for the last minute.
- Use smooth cupcake liners. The crimped variety leaves marks on the sides; smooth liners give you a cleaner finished look.
- Scale the recipe: Simply adjust the serving size in the recipe card and the ingredients will update automatically.
- Make your own All Purpose Seasoning: When a recipe calls for All Purpose Seasoning, you can use my homemade All Purpose Seasoning recipe or substitute salt and pepper to taste.
- Meat doneness: I always use a meat thermometer to test for doneness when cooking meat.
- Use unsalted butter: I use unsalted butter so I can control the salt level in the recipe.
- Preheat the oven: Unless otherwise noted, always preheat your oven before baking.
For more helpful information about this recipe, such as variations, substitutions and other pro-tips, check out the blog post.
