This Key Lime Angel Food Cake is a light, fluffy treat bursting with citrus flavor. It’s made with airy egg whites and a zesty key lime twist that keeps everyone coming back for seconds!
Who knew a cake could be so refreshing? I love serving it with whipped cream on top—it’s a perfect way to make any day feel special. Give it a try; you’ll be amazed at how simple it is to whip up!
Key Ingredients & Substitutions
Angel Food Cake: You can use store-bought or homemade cake. I often grab a store brand for simplicity but making it from scratch is a fun weekend project if you have the time.
Heavy Whipping Cream: This is essential for a rich, fluffy topping. If you need a lighter version, you can opt for whipped topping or chilled coconut cream as a dairy-free substitute.
Key Lime Juice: Freshly squeezed juice gives the best flavor! If key limes are hard to find, regular limes work well too. Just note that you’ll get a slightly different taste.
Powdered Sugar: This adds sweetness without grittiness. If you want a lower-calorie option, consider using a sugar substitute that measures like powdered sugar.
How Do You Get the Perfect Whipped Cream?
Whipping cream can be tricky, but here’s how to get it just right. Start with a cold mixing bowl and cold cream—this helps it whip up faster!
- Beat on medium speed initially to avoid splatter, then increase to high as it thickens.
- Stop once you see stiff peaks; overbeating can turn it into butter, which isn’t what we want for this cake!
Folding in key lime juice and zest gently keeps the light texture, so use a spatula and be careful not to deflate the whipped cream!
Best Key Lime Angel Food Cake
Ingredients You’ll Need:
- 1 angel food cake (store-bought or homemade)
- 1 cup heavy whipping cream
- 2 tablespoons powdered sugar
- 2 teaspoons vanilla extract
- 1/4 cup key lime juice (freshly squeezed from key limes)
- 1 tablespoon key lime zest (grated key lime rind)
- Key lime slices, for garnish
Time Estimate:
This delicious Key Lime Angel Food Cake takes about 20 minutes to prepare and will need at least 1 hour to chill in the refrigerator. So, plan for a little over an hour and a half from start to finish before it’s ready to be served!
Step-by-Step Instructions:
1. Prepare the Cake Layers:
If you are using a store-bought angel food cake, slice it horizontally into two layers using a serrated knife. Make your cuts gently to avoid squishing the cake. Set your layers aside. If you’re feeling adventurous, you can make a homemade angel food cake, which adds an extra special touch!
2. Make the Whipped Cream:
In a large mixing bowl, pour in the cold heavy whipping cream. Using an electric mixer, begin to beat the cream on medium speed. Watch closely, as it will start to thicken nicely. When it begins to form soft peaks, add the powdered sugar and vanilla extract, then continue whipping until stiff peaks form. This will give you a deliciously fluffy whipped cream.
3. Add Key Lime Flavor:
Once your whipped cream is ready, carefully fold in the key lime juice and key lime zest. Use a spatula to gently mix everything together, being careful not to deflate the whipped cream. This will ensure your topping stays light and airy!
4. Assemble Your Cake:
Take the bottom layer of your angel food cake and spread a generous layer of the key lime whipped cream evenly over it. Next, place the top layer of the cake on. If you’re working with a whole cake, simply spread the whipped cream over the entire top.
5. Frost and Decorate:
Using the remaining whipped cream, frost the top of the cake. Get creative with decorative swirls or dollops by using a piping bag or a spoon. It’s all about making it look pretty!
6. Garnish:
To finish, sprinkle some fresh key lime zest on top and arrange key lime slices around the base of the cake. This not only adds flavor but also makes it look extra eye-catching!
7. Chill Before Serving:
Place the cake in the refrigerator and let it chill for at least 1 hour. This resting period allows the flavors to blend beautifully, and it will be easier to slice when it’s chilled.
8. Serve and Enjoy:
When you’re ready to serve, slice carefully to keep that fluffy texture intact. Enjoy this refreshing, light citrus dessert with family and friends—we promise it’ll be a hit!
This cake perfectly marries the light, sponge-like texture of angel food cake with the tart brightness of key lime, all enhanced by a creamy, zesty topping—just like the one you see in the image!
Can I Use Other Citrus Juices Instead of Key Lime?
Absolutely! While key lime gives a distinct flavor, you can substitute it with regular lime juice, lemon juice, or even blood orange juice for a different twist. Just keep in mind that the taste will change slightly.
How Can I Store Leftover Cake?
To store any leftovers, place the cake in an airtight container in the refrigerator. It will keep well for up to 3 days, but it’s best enjoyed fresh. If the whipped cream starts to lose its fluffiness, give it a quick whip before serving again!
Can I Make This Cake Gluten-Free?
If you’re looking for a gluten-free option, you can find gluten-free angel food cakes at the store or make your own with gluten-free flour. Just ensure that all your ingredients are certified gluten-free to avoid cross-contamination.
What Can I Do If the Whipped Cream Doesn’t Thicken?
If your whipped cream isn’t thickening, make sure the cream is cold, and try whipping it on a higher speed. Also, ensure you’re using heavy whipping cream, as lighter creams won’t achieve the same texture. If all else fails, adding a bit of powdered gelatin can help stabilize it!