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–+ servings
Chocolate Sponge
Chocolate Sponge is a light, airy dessert from early to mid-20th century American home kitchens, reminiscent of classic mousse but stabilized with gelatin. It was a popular way to make a delicate, chocolate-flavored treat without requiring an oven, especially before refrigeration and electric mixers were common. Its texture combines the smoothness of a custard with the lift of whipped egg whites, creating a satisfying yet refreshing dessert that was often served chilled with whipped cream or fruit.
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Prep Time 20 minutes
Cook Time 0 minutes
Chilling Time 2 hours
Total Time 2 hours 20 minutes
Course Dessert
Cuisine American
Servings 6
Calories 175 kcal

Ingredients
  

  • ½ env Knox gelatin
  • ¼ cup cold water
  • ¼ cup water (boiling )
  • 1 tsp vanilla extract
  • ⅓ cup sugar
  • 3 egg yolks
  • 3 egg whites
  • 1 pinch salt
  • 2 oz unsweetened chocolate (or 6 tablespoons cocoa)

Instructions
 

Step 1: Prepare the Gelatin

  • Soak gelatin in cold water for 5 minutes to bloom.

Step 2: Dissolve the Gelatin

  • Pour boiling water over the softened gelatin and stir until fully dissolved.

Step 3: Add Chocolate

  • Stir in melted chocolate (or cocoa paste made with a little hot water) until smooth.

Step 4: Beat Egg Whites

  • In a separate bowl, beat egg whites until stiff peaks form.

Step 5: Combine Yolks and Sugar

  • Beat egg yolks with sugar until pale and creamy.

Step 6: Assemble the Mixture

  • Gradually combine the yolk mixture with the gelatin-chocolate mixture.

Step 7: Fold in Egg Whites

  • Gently fold the beaten egg whites and salt into the chocolate mixture until just blended.

Step 8: Add Flavoring

  • Stir in vanilla extract and mix lightly.

Step 9: Chill and Serve

  • Spoon into molds or dessert dishes. Chill for at least 2 hours until set.
  • Serve with whipped cream if desired.

Tips

  • Chill the bowl and beaters before whipping egg whites for better volume.
  • Fold gently to keep the sponge light and airy.
  • Substitute cocoa for the chocolate exactly as written: 2 squares chocolate or 6 tablespoons cocoa.
  • For deeper flavor, use dark chocolate rather than milk chocolate.
  • Serve with lightly sweetened whipped cream as written on the card.
  • Pour into individual molds or a single large dish, depending on presentation preference.
  • Add a pinch of salt to enhance chocolate flavor.
  • Make sure gelatin fully dissolves or the dessert may be grainy.
  • Do not skip the chilling time, it must fully set before serving.

Nutrition

Calories: 175kcalCarbohydrates: 20gProtein: 6gFat: 8gSaturated Fat: 3gPolyunsaturated Fat: 1gMonounsaturated Fat: 2gCholesterol: 120mgSodium: 45mgPotassium: 150mgFiber: 1gSugar: 18gVitamin A: 220IUCalcium: 25mgIron: 1.2mg
Keyword chocolate dessert, gelatin dessert, no bake dessert, old fashioned, retro dessert, vintage recipe, whipped cream
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