I love light cakes that taste of bright fruit and soft clouds. My Best Key Lime Angel Food Cake is one of those cakes. I make it when I want a dessert that feels fresh and simple and that everyone can enjoy.
I learned this cake from Mom Eva while Dad James grilled and Sister Jennifer kept us laughing. That memory helps me keep the cake soft and full of lime.
Your Ingredients List
- 1 cup cake flour
- 1 cup granulated sugar
- 1/4 teaspoon salt
- 12 large egg whites
- 1 teaspoon cream of tartar
- 1 teaspoon vanilla extract
- 1/2 teaspoon almond extract
- 1/4 cup key lime juice
- Zest of 2 key limes
My Go-To Equipment
I use a few simple tools that make this cake easy. I always use an electric mixer to get the egg whites very light. I use a fine mesh sieve or a sifter to keep the flour light and lump free. I bake this cake in an ungreased angel food cake pan with a removable tube. I also have a cooling rack so the pan can hang upside down and cool well. I read tips on the secret to angel food cake and I follow them when I mix and fold.
The Simple Steps to Follow
- Preheat the oven to 350 degrees Fahrenheit.
- Sift the cake flour with half of the sugar and the salt.
- Beat the egg whites and cream of tartar until soft peaks form.
- Add the remaining sugar slowly while you beat to make stiff peaks.
- Fold in the flour mix in small batches until just combined.
- Add the vanilla and almond extracts and fold gently.
- Fold in the key lime juice and the lime zest until blended.
- Pour the batter into an ungreased angel food cake pan.
- Smooth the top with a spatula so it is even.
- Bake for 35 to 40 minutes until the top is light gold and springs back.
- Remove from the oven and invert the pan to cool fully.
- When cool, run a thin knife around the pan and lift the cake out gently.
- Serve with whipped cream and extra lime zest if you like.
Healthy Twists on a Classic
I like to give this cake small healthy changes that do not change the light feel. I sometimes use organic egg whites from pasteurized cartons to save time. I swap half the granulated sugar for fine natural sweetener that measures like sugar. I add a small spoon of plain Greek yogurt to the whipped cream topping to add protein and a soft tang. I also fold in a small amount of mashed fresh strawberries or raspberries when I want a fruity note. These small swaps keep the cake airy and bright while adding a little more nutrition.
Serving Suggestions From My Table
I like to serve this cake with a dollop of lightly sweetened whipped cream and a scatter of fresh lime zest. Fresh berries make a pretty plate and add a juicy bite that my son loves. A simple side of vanilla bean ice cream is a nice choice in warm weather. For a light lunch or a summer party I pair the cake with a small salad and cold tea. If you want more ideas on toppings and pairings, see what goes well on angel food cake in my quick guide here what goes well on angel food cake.
Getting It Just Right
I watch three things when I make this cake. First, the egg whites must be at room temperature. That helps them whip up fuller and faster. Second, I add the sugar slowly to the egg whites as they beat. This gives a glossy, stiff peak that holds the cake up. Third, I fold the flour mix in very gently. I use a spatula and a slow turn-and-lift motion. Too much force will knock out the air and the cake will fall flat. I also never grease the pan. The cake needs to cling to the sides as it rises so it can stay tall and light.
How to Store Leftovers
I slice the cake and wrap pieces in plastic wrap or store them in an airtight box. The cake stays soft in the fridge for up to 4 days. If I want to keep it longer I wrap slices in foil and freeze them for up to one month. I thaw frozen slices in the fridge overnight. I do not add whipped cream before storing. I add fresh cream or a small spoon of yogurt only when I serve.
Enjoy Every Moment
I tell friends to take a breath and enjoy the small joys of baking. This cake is soft, bright, and simple. It asks for few things and gives a lot of smiles. I like to sit down with a slice and a cup of tea and remember the small kitchen where Mom Eva showed me this recipe.
A Few Common Questions
How do I keep Best Key Lime Angel Food Cake tall and light?
I watch the egg whites and folding. Beat the whites to stiff peaks but do not overbeat them. Fold the flour in gently in small batches. Use an ungreased pan so the cake can grip the sides while it rises.
Can I make Best Key Lime Angel Food Cake ahead of time?
Yes. I bake the cake and cool it fully, then I wrap it in plastic wrap. It keeps on the counter for a day or in the fridge for up to 4 days. For longer storage I freeze slices and thaw them the day before I need them.
How can I add more lime flavor to Best Key Lime Angel Food Cake?
I add extra zest and a touch more key lime juice to the batter for a stronger lime note. You can also make a light lime glaze and brush it on the top after the cake cools. Keep the glaze light so it does not weigh down the cake.
Print
Best Key Lime Angel Food Cake
- Total Time: 55 minutes
- Yield: 8 servings 1x
- Diet: Vegetarian
Description
A light and fluffy cake bursting with the bright flavor of key lime, perfect for any occasion.
Ingredients
- 1 cup cake flour
- 1 cup granulated sugar
- 1/4 teaspoon salt
- 12 large egg whites
- 1 teaspoon cream of tartar
- 1 teaspoon vanilla extract
- 1/2 teaspoon almond extract
- 1/4 cup key lime juice
- Zest of 2 key limes
Instructions
- Preheat the oven to 350 degrees Fahrenheit.
- Sift the cake flour with half of the sugar and the salt.
- Beat the egg whites and cream of tartar until soft peaks form.
- Add the remaining sugar slowly while you beat to make stiff peaks.
- Fold in the flour mix in small batches until just combined.
- Add the vanilla and almond extracts and fold gently.
- Fold in the key lime juice and the lime zest until blended.
- Pour the batter into an ungreased angel food cake pan.
- Smooth the top with a spatula so it is even.
- Bake for 35 to 40 minutes until the top is light gold and springs back.
- Remove from the oven and invert the pan to cool fully.
- When cool, run a thin knife around the pan and lift the cake out gently.
- Serve with whipped cream and extra lime zest if you like.
Notes
For a healthier twist, consider using organic egg whites and substituting some sugar with a natural sweetener. Adding Greek yogurt to the whipped cream adds protein and a tangy note.
- Prep Time: 15 minutes
- Cook Time: 40 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice
- Calories: 210
- Sugar: 10g
- Sodium: 150mg
- Fat: 1.5g
- Saturated Fat: 0.5g
- Unsaturated Fat: 1g
- Trans Fat: 0g
- Carbohydrates: 46g
- Fiber: 0g
- Protein: 3g
- Cholesterol: 0mg
Keywords: angel food cake, key lime cake, dessert, light cake