Go Back Email Link
+ servings
prune spice cake on a white plate

Old School Spice Cake with Butterscotch Frosting

Stephanie Cmar
This cozy, spiced prune cake is everything you want from a vintage dessert — tender, flavorful, and topped with a warm butterscotch frosting that melts into every corner. California Prunes keep the crumb incredibly moist while adding that “what is that flavor?” richness. Whether it’s for a gathering or a nostalgic solo bake, this recipe brings all the comfort and none of the fuss. A cozy classic that never misses.
No ratings yet
Prep Time 20 minutes
Cook Time 55 minutes
Frosting Time 10 minutes
Total Time 1 hour 25 minutes
Course Dessert
Cuisine American
Servings 10 servings
Calories 496 kcal

Equipment

  • Stand Mixer
  • 10x10" baking pan
  • Saucepan

Ingredients
 
 

For the Cake:

  • ½ cup shortening
  • 1 cup sugar
  • 2 eggs
  • 2 cups sifted flour
  • ¾ tsp salt
  • 1 tsp cinnamon
  • ¼ tsp each: allspice, cloves, nutmeg
  • 1 tsp baking soda
  • 1 cup prune juice
  • 1 cup chopped California Prunes soaked in hot water for 10 minutes and drained

For the Frosting:

  • 1 cup brown sugar
  • 5 TBSP butter or margarine
  • ¼ cup milk
  • ~1 cup sifted confectioners’ sugar

Instructions
 

Make the Cake:

  • Cream shortening and sugar until light. Beat in eggs.
  • Sift dry ingredients and add alternately with prune juice.
  • Fold in prunes.
  • Pour into greased 10x10" pan.
  • Bake at 350°F for 55 min, or until done.

Make the Frosting:

  • In a saucepan, melt butter and brown sugar. Cook over low heat until bubbling.
  • Stir in milk, return to boil for 3 min.
  • Cool slightly, then beat in enough confectioners’ sugar to reach spreadable thickness.
  • Spread over warm cake and enjoy warm or cooled.

Video

Nutrition

Serving: 1gCalories: 496kcalCarbohydrates: 65gProtein: 5gFat: 25gSaturated Fat: 7gPolyunsaturated Fat: 6gMonounsaturated Fat: 11gTrans Fat: 2gCholesterol: 49mgSodium: 352mgPotassium: 150mgFiber: 2gSugar: 45gVitamin A: 239IUVitamin C: 0.4mgCalcium: 48mgIron: 2mg
Keyword butterscotch frosting, prune cake, sheet cake, snack cake, spice cake
Tried this recipe? Want to save it for later?Share it on social and tag @CAPrunes or #CAPrunes!