Ultimate Chocolate Cake

Prep: 20 min Cook: 30 min Serves: 12 Cuisine: American

Indulge in the rich decadence of this Ultimate Chocolate Cake, featuring layers of moist chocolate sponge and a deep, intense chocolate flavor. Perfect for celebrations or as a delightful treat, this cake is sure to impress chocolate lovers of all ages.

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Ingredients

  • 3 oz. unsweetened chocolate
  • 1 c. unsalted butter
  • 2 1/3 c. firmly packed light brown sugar
  • 2 1/3 c. sifted cake flour
  • 2/3 c. buttermilk
  • 1 c. boiling water
  • 1 tsp. vanilla
  • 3 large eggs
  • 2 tsp. baking soda
  • 1 tsp. salt

Instructions

  1. Heat oven to 350°.
  2. Brush cake pans with melted butter and dust with sifted flour, shaking out excess.
  3. Chill until needed.
  4. Melt chocolate in the top of a double boiler and allow to cool.
  5. Cream together butter and brown sugar.
  6. Add eggs, one at a time, beating well after each addition. Mix in the melted, cooled chocolate.
  7. Sift together cake flour, baking soda, and salt, and add gradually to the chocolate mixture, alternating with buttermilk.
  8. Stir in boiling water and vanilla.
  9. Pour batter into prepared cake pans.
  10. Bake for 30 minutes or until a cake tester comes out clean.
  11. Cool for several minutes in pans.
  12. Invert onto a wire rack and cool before filling and decorating.

Tips & Substitutions

For a richer flavor, consider using dark chocolate instead of unsweetened chocolate. If you don’t have buttermilk, you can substitute it with milk mixed with a tablespoon of vinegar or lemon juice. Be careful not to overmix the batter once you combine the dry and wet ingredients, as this can lead to a dense cake. Also, ensure your oven is properly calibrated to avoid uneven baking.

Serving Suggestions

Serve slices of this Ultimate Chocolate Cake with a dollop of whipped cream or a scoop of vanilla ice cream for a decadent dessert experience. It pairs beautifully with Caramel Layer Chocolate Squares for a sweet platter. Fresh berries or a drizzle of chocolate ganache can elevate the presentation and flavor, making it perfect for special occasions.

Storage & Reheating

Store leftover chocolate cake in an airtight container at room temperature for up to 3 days. If you want to keep it longer, refrigerate it for up to a week or freeze slices wrapped in plastic wrap and aluminum foil for up to 3 months. To reheat, simply thaw in the refrigerator and bring to room temperature before serving, or warm briefly in the microwave.

Nutrition & Diet Analysis (per serving)

Each serving of Ultimate Chocolate Cake contains roughly 355 calories, with 4g protein, 49g carbohydrates, and 4g fat. It is a good source of calcium (10% of the Daily Value). Note that it is relatively high in sodium, at 799mg per serving (35% of the Daily Value).

355 kcal 18% DV
Protein Fat Carbs

Macronutrients

Protein 3.9g 8% DV
Total Fat 4.2g 5% DV
Carbs 48.6g 18% DV
Fiber 0.3g 1% DV
Sugar 26g 52% DV

Electrolytes

Sodium 799mg 35% DV
Potassium 272.6mg 6% DV
Cholesterol 61.7mg 21% DV

Vitamins & Minerals

Vitamin A 42.6mcg 5% DV
Vitamin C 0.4mg
Vitamin D 0.3mcg 1% DV
Calcium 126.1mg 10% DV
Iron 1.3mg 7% DV
Diet fit Under 400 cal Low-fat
Contains Milk Egg Wheat/Gluten

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use different types of flour for this cake?

While cake flour is recommended for its fine texture, you could substitute it with all-purpose flour. However, the cake may be slightly denser. For a gluten-free version, try a gluten-free all-purpose flour blend that contains xanthan gum.

What can I use instead of unsweetened chocolate?

You can substitute unsweetened chocolate with an equal amount of dark chocolate or semi-sweet chocolate by reducing the sugar in the recipe by 1 tablespoon for each ounce of chocolate used.

Can I make this cake ahead of time?

Absolutely! You can bake the cake a day in advance. Allow it to cool completely, then wrap it tightly in plastic wrap and store it at room temperature. When ready to serve, you can frost it right before your event for the best freshness.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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