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Sourdough marble loaf cake.
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Sourdough Marble Loaf Cake

The irresistible goodness of this sourdough marble loaf cake is truly amazing. With a slight tang from the sourdough blended with the sweet vanilla and rich chocolate making this treat perfect for a tea party, special brunch, or a surprise treat for your family. The texture is moist and tender, adding to the overall enjoyment of this simple yet delicious cake.
Course Dessert
Keyword loaf cake, marble cake, sourdough, sourdough marble loaf cake
Prep Time 15 minutes
Cook Time 45 minutes
Total Time 1 hour

Equipment

  • Kitchen Aid Mixer
  • Mixing bowls
  • Loaf pan
  • Whisk
  •  Parchment Paper

Ingredients

Wet ingredients:

  • 1/2 cup sourdough starter
  • 1.5 sticks unsalted butter softened (2/3 cup)
  • 2/3 cup granulated sugar
  • 3 large eggs
  • 1 teaspoon vanilla extract
  • 60 grams greek yogurt

Vanilla Dry Ingredients:

  • 105 g flour
  • 1 teaspoon baking powder
  • 1/4 teaspoon salt

Chocolate Dry Ingredients:

  • 25 g unsweetened cocoa powder
  • 80 g flour
  • 1 tsp baking powder for chocolate
  • 1/4 tsp salt

Instructions

Mix wet ingredients:

  • In the kitchen aid mixer cream the 2/3 cup softened butter with 2/3 cup granulated sugar. For 3 minutes on medium speed until light and creamy.
    Sugar and butter in a bowl.
  • Add in 3 eggs. Mix for 1 minute.
    Creamed sugar and butter with 3 eggs.
  • Next add 1 tsp vanilla and 60 grams Greek yogurt. Mix for 1 minute.
    Vanilla extract.
  • Add in 1/2 cup sourdough starter and mix for 1 minute.
    Sourdough Starter.
  • Divide the wet ingredients mixture in two portions. Set aside.
    Wet ingredients for sourdough marble loaf cake.

Mix Dry Ingredients (Vanilla):

  • In a separate mixing bowl measuring out 105 grams flour, 1 tsp baking powder, 1/4 tsp salt.
    Dry ingredients.
  • Whisk and set aside.

Mix Dry Ingredients (Chocolate):

  • In a separate mixing bowl measuring out 80 grams flour, 25 grams unsweetened cocoa powder, 1 tsp baking powder, 1/4 tsp salt.
    Whisked dry ingredients for Sourdough Marble Loaf Cake.
  • Whisk and set aside.

Make batter:

  • Add the dry vanilla ingredients into one half of the wet ingredients.
    Mixed batter for Sourdough Marble Loaf Cake.
  • Mix well to incorporate and hydrate the dry ingredients.
  • In a separate bowl add the chocolate dry ingredients with the second half of the wet ingredients.

Assemble:

  • Butter the inside of the loaf pan or line with parchment paper.
    Sourdough Marble Loaf Cake.
  • Pour 3/4 of the vanilla batter first and spread evenly. Using a knife make a zig zag in the batter to create more of the marble effect. Do not over mix or the chocolate and vanilla will mix into one batter color.
  • Add 3/4 of the chocolate batter next and spread evenly. Using a knife make a zig zag in the batter to create more of the marble effect.
  • Spread the remaining 1/4 of the vanilla batter and using a knife make a zig zag in the batter to create more of the marble effect.
  • Add the remaining 1/4 chocolate and using a knife make a zig zag in the batter to create more of the marble effect.

Bake:

  • Preheat your oven to 350°F.
    Sourdough Marble Loaf Cake.
  • Bake for 45 min or until a toothpick or knife comes out clean when placed in the middle.
  • Cool, slice, and serve.

Notes

How to store sourdough marble loaf cake:

Store in an airtight container for up to 2 days in the fridge.