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Sourdough Chocolate Cake

Set 1/2 cup sourdough starter on counter for about an hour. You'll use it later in the recipe. When ready to bake, preheat oven to 350 degrees. Grease and flour 13-inch by 9-inch baking pan.

Makes 12 servings

For the Cake:

1 cup water

1 cup butter

3 tablespoons Dutch process baking cocoa

1 1/2 cups all-purpose flour

1/2 cup cake flour

2 cups granulated sugar

1 teaspoon baking powder

1 teaspoon baking soda

1/2 teaspoon salt

1 teaspoon vanilla extract

2 tablespoons cold coffee

2 eggs, room temperature

1/2 cup sourdough starter that you set out

Preheat oven to 350 degrees.

Bring water, butter and cocoa to a boil in saucepan or in microwave. Set aside. In a large mixing bowl, combine all-purpose flour, cake flour, sugar, baking powder, baking soda and salt. Add cocoa mixture and mix well. Beat in vanilla, coffee and eggs until thoroughly blended. Gently stir in sourdough starter.

Pour into prepared pan and bake at 350 degrees for about 25 minutes, or until top springs back when lightly pressed with fingertip. Cool on wire rack. Frost when thoroughly cooled.

For the Frosting:

3 ounces softened cream cheese

1/2 cup butter, softened

4-5 cups confectioner's sugar

2 teaspoons vanilla extract

Dash of salt

With an electric mixer, beat cream cheese and butter until smooth. Gradually add confectioner's sugar until thoroughly blended. Stir in vanilla extract and salt.

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