Key Lime Pound Cake with Key Lime Cream Cheese Icing 
A rich, buttery pound cake bursting with bright citrus flavor, this Key Lime Cake is the perfect balance of sweet and tangy. The tender crumb melts in your mouth while the silky cream cheese icing adds a cool, creamy finish that makes every bite unforgettable. Whether served at spring gatherings, summer parties, holidays, or simply with coffee on a quiet afternoon, this cake brings sunshine to the table.Cream dispenser
The fresh aroma of key lime zest drifting through the kitchen while the cake bakes creates a bakery-style experience right at home. Its refreshing flavor makes it a favorite among citrus dessert lovers and anyone who enjoys classic Southern-style pound cakes with a tropical twist.
🍋 Introduction
Key lime desserts are beloved for their bright, refreshing flavor and smooth tartness. Inspired by the famous , this pound cake version transforms those same flavors into a soft, dense, buttery loaf cake topped with luxurious cream cheese icing.
The combination of sour cream, butter, and fresh key lime juice creates a moist texture while the zest provides intense citrus fragrance. The icing adds sweetness that perfectly balances the tangy cake beneath it.Cheese
This cake is ideal for:
Family gatherings
Summer celebrations
Tea parties
Dessert tables
Weekend baking
Mother’s Day and Easter desserts
Citrus lovers everywhere
🍰 Ingredients
For the Key Lime Pound Cake
1 ½ cups all-purpose flour
1 teaspoon baking powder
½ teaspoon baking soda
½ teaspoon salt
½ cup unsalted butter, softened
1 cup granulated sugar
3 large eggs
1 teaspoon vanilla extract
½ cup sour cream
Zest of 2 key limes
¼ cup freshly squeezed key lime juice
For the Key Lime Cream Cheese Icing
8 ounces cream cheese, softened
½ cup unsalted butter, softened
4 cups powdered sugar
2 tablespoons freshly squeezed key lime juice
Zest of 1 key lime for garnish
🥄 Kitchen Tools Needed
9×5-inch loaf pan
Mixing bowls
Electric mixer
Measuring cups and spoons
Rubber spatula
Cooling rack
Zester or grater
Citrus juicer
👩🍳 Step-by-Step Instructions
Step 1: Prepare the Oven and Pan
Preheat your oven to 350°F (175°C).Dessert recipe book
Grease and flour a 9×5-inch loaf pan or line it with parchment paper. Proper preparation prevents sticking and helps the cake release beautifully after baking.
Step 2: Mix the Dry Ingredients
In a medium bowl, whisk together:
Flour
Baking powder
Baking soda
Salt
Whisking distributes the leavening agents evenly throughout the flour, ensuring the cake rises properly.Cream dispenser
Set aside.In a large mixing bowl, beat the softened butter and sugar together for 3–4 minutes until light, fluffy, and pale in color.
This step is extremely important because it incorporates air into the batter, helping create a soft and tender pound cake texture.
Step 3: Add Eggs and Flavorings
Add the eggs one at a time, mixing well after each addition.Food
Mix in:
Vanilla extract
Key lime zest
Key lime juice
The fresh zest gives the cake its bold citrus aroma while the juice adds tangy brightness.
Step 4: Combine Wet and Dry Ingredients
Step 5: Cream Butter and Sugar
Gradually add the flour mixture to the butter mixture, alternating with sour cream.
Begin and end with the flour mixture:Cheese
Flour
Sour cream
Flour
Sour cream
Flour
Mix only until combined. Overmixing can make pound cake dense and tough.
Step 6: Bake the Cake
Pour the batter into the prepared loaf pan and smooth the top.
Bake for 50–60 minutes or until:Cream dispenser
The top is golden
The center springs back lightly
A toothpick inserted in the center comes out clean
Your kitchen will smell wonderfully buttery and citrusy during baking.
Step 7: Cool the Cake
Allow the cake to cool in the pan for 10 minutes before transferring it to a wire rack.
Cooling completely before icing prevents the frosting from melting.
🍋 Making the Key Lime Cream Cheese Icing
Step 1: Beat Cream Cheese and Butter
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