5 from 5 votes
Key Lime Cake
Prep Time
10 mins
Cook Time
20 mins
Total Time
30 mins

This perfectly flavored lime cake topped with a creamy lime frosting is just the right combo of sweet and tart. Every bite bursts with fresh lime flavor that just feels like summertime!

Course: Dessert
Cuisine: American
Keyword: cake, fruit, spring, summer
Servings: 1 slice
Calories: 250 kcal
Cake Ingredients
  • 1 box lemon cake mix
  • 1 box lime jello (3 oz size)
  • oil amount according to cake mix directions
  • eggs amount according to cake mix directions
  • water half of the amount in cake mix directions
  • lime juice to replace the other half of water amount in cake mix directions
Frosting Ingredients
  • 1 container of vanilla frosting
  • 1 1/2 cup powder sugar
  • 1/4 c lime juice
  1. Mix the lemon cake mix according to package directions, EXCEPT substitute half of the water with lime juice, (i.e. if you need 1 1/2 cups of water, use 3/4 cup water and 3/4 cup lime juice) and add the box of lime jello.

  2. Prepare your pan(s) with cooking spray, or by using our wax paper technique found above.

  3. Cook according to package directions.

  4. While cake is cooking, prepare the frosting by placing the powder sugar, premade frosting, and lime juice in a bowl. Beat until smooth.

  5. Once the cake has cooled, remove from pans and take off wax paper if used.

  6. Frost your cake, and enjoy!