Print

Key Lime Cake Recipe

Key Lime Cake Recipe

5.3 from 6 reviews

Indulge in the tangy-sweet flavors of Key Lime Cake with this delicious recipe. Moist layers of lime-infused cake are sandwiched with a silky key lime curd and frosted with a creamy frosting. A treat that’s perfect for any occasion!

Ingredients

Scale

Cake

  • 2 ⅔ cups all-purpose flour (333 g)
  • 2 cups granulated sugar (400 g)
  • 1 teaspoon baking powder
  • ½ teaspoon baking soda
  • 1 teaspoon table salt
  • ½ cup unsalted butter (113 g), cut into 8 pieces
  • ¼ cup avocado, vegetable, or canola oil (60 ml)
  • 1 Tablespoon lime or key lime zest (usually about 2 limes)
  • 1 ½ Tablespoons key lime juice
  • 1 ½ scant cups whole milk (333 ml)
  • 1 teaspoon vanilla extract

Curd

  • ⅓ cup key lime juice (80 ml)
  • 2 Tablespoons granulated sugar
  • ¼ teaspoon table salt
  • 2 Tablespoons unsalted butter (28 g), cut into pieces

Frosting

  • ¾ cup unsalted butter (170 g), softened
  • 6 oz cream cheese (170 g), softened
  • 45 cups powdered sugar (500625 g)
  • ¼ cup graham cracker crumbs (28 g) for decorating
  • ½ batch Stabilized whipped cream frosting (optional but recommended) see note

Instructions

  1. Preheat oven and prepare pans: Preheat oven to 350F (175C), grease and flour three 8” cake pans, and line the bottoms with parchment paper.
  2. Mix dry ingredients: Combine flour, sugar, baking powder, baking soda, and salt in a bowl.
  3. Add butter and mix: Incorporate softened butter into dry ingredients until crumbly.
  4. Combine wet ingredients: Mix oil, lime zest, key lime juice, milk, eggs, and vanilla.
  5. Blend batter: Slowly add wet mixture to dry ingredients until smooth.
  6. Bake: Divide batter into pans and bake for 26-28 minutes.
  7. Cool and prepare frosting: Cool cakes, then make curd and frosting.
  8. Make curd: Cook key lime juice, sugar, salt, and butter until thickened.
  9. Prepare frosting: Beat butter, cream cheese, and powdered sugar until smooth. Add cooled curd gradually.
  10. Assemble: Level cake layers, frost, and decorate with graham cracker crumbs.
  11. Chill and serve: Refrigerate cake before serving for optimal taste.

Notes

  • For a more stable frosting, consider using stabilized whipped cream frosting.
  • Be patient while thickening the curd for the best texture.

Nutrition

Keywords: Key Lime Cake, Dessert, Lime, Baking, Cake Recipe