If sunshine had a flavor, it would taste like this Citrus Dream Cake. Bursting with fresh lemon, orange, and lime flavors, this cake is soft, fluffy, and layered with vibrant citrus notes that create a refreshing and indulgent dessert. Inspired by classic buttermilk cakes and enhanced with citrus zest and extracts, this cake is perfect for celebrations, summer gatherings, or whenever you crave something bright and delicious.
Ingredients

For the Cake
- 1½ cups unsalted butter (softened)
- 2â…“ cups sugar
- 3 large egg whites
- 3 cups cake flour
- ¾ tsp baking soda
- ¾ tsp salt
- 1½ tsp baking powder
- 1½ cups buttermilk
- 1 tsp lemon extract
- 1 tsp orange extract
- 1 tsp lime extract
- 2 tsp lemon zest
- 2 tsp orange zest
- 2 tsp lime zest
- Food coloring (yellow, orange, green – optional)
For Buttercream Frosting
- 2 cups unsalted butter (softened)
- 2 lbs powdered sugar
- 1 tbsp heavy cream
- ½ tsp salt
- 1 tsp citrus extract (lemon/orange/lime)
- 2 tsp citrus zest
Step by Step Instructions
Step 1: Prepare the Oven & Pans
Preheat oven to 350°F (175°C). Grease and line three round cake pans with parchment paper.
Step 2: Cream Butter & Sugar
In a large bowl, beat butter and sugar until light and fluffy.
Step 3: Add Egg Whites
Add egg whites and beat until smooth and airy.
Step 4: Mix Dry Ingredients
In another bowl, whisk together flour, baking soda, baking powder, and salt.
Step 5: Combine Batter
Gradually add dry ingredients to the butter mixture, alternating with buttermilk. Mix until smooth.
Step 6: Divide & Flavor
Divide batter into three bowls:
- Add lemon zest + extract (yellow layer)
- Add orange zest + extract (orange layer)
- Add lime zest + extract (green layer)
Step 7: Bake
Pour each batter into separate pans and bake for 25–35 minutes until a toothpick comes out clean.
Step 8: Cool Completely
Let cakes cool before frosting.
Step 9: Prepare Buttercream
Beat butter, powdered sugar, salt, cream, and citrus flavor until smooth and fluffy.
Step 10: Assemble the Cake
Layer the cakes with frosting in between. Cover the entire cake with buttercream.
Step 11: Garnish
Decorate with citrus slices or zest for a fresh, vibrant look.
Also Read: Almond Flour Greek Yogurt Cake
Nutritional Information (Approx.)
| Nutrient | Per Slice (1/12 cake) |
|---|---|
| Calories | 420–480 kcal |
| Carbohydrates | 55 g |
| Protein | 4 g |
| Fat | 22 g |
| Sugar | 38 g |
| Fiber | 1 g |
Also Read: Applesauce Muffins Recipe
Tips for Best Results
- Use fresh citrus zest for maximum flavor.
- Do not overmix the batter to keep it light and fluffy.
- Ensure all ingredients are at room temperature for smooth mixing.
- Add a light citrus syrup soak for extra moisture (optional).
