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Delicious Moist Chocolate Marble Cake Recipe for Perfect Swirls

Delicious Moist Chocolate Marble Cake Recipe

A professional-grade marble cake featuring deep Dutch-processed chocolate and Madagascar vanilla swirls, perfected over 40 years for the ultimate moist crumb.
Prep Time 20 minutes
Cook Time 50 minutes
Total Time 1 hour 10 minutes
Course Cake, Dessert
Servings 10
Calories 385 kcal

Ingredients
  

  • 1 cup Unsalted European Style Butter (softened)
  • 1.5 cups Granulated Sugar
  • 3 large Eggs (room temperature)
  • 2 tsp Pure Vanilla Extract
  • 0.5 cup Sour Cream
  • 2 cups All-purpose Flour
  • 1 tsp Baking Powder
  • 0.5 tsp Salt
  • 0.25 cup Dutch-processed Cocoa Powder
  • 3 tbsp Boiling Water

Instructions
 

  • Preheat oven to 350°F and grease a loaf pan.
  • Cream butter and sugar for 5 minutes until light and fluffy.
  • Add eggs one at a time, followed by vanilla and sour cream.
  • Gently fold in sifted flour, baking powder, and salt.
  • Separate 1/3 of the batter. Mix cocoa powder and boiling water, then fold into the smaller batter portion.
  • Alternate dollops of vanilla and chocolate batter in the pan. Swirl once with a knife.
  • Bake for 50 minutes or until a toothpick comes out clean.
Keyword Best organic cocoa powder, European style butter brands, High-quality vanilla extract brands, KitchenAid stand mixer attachments