INGREDIENTS
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1 pound unsalted butter
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1 pound plus 13 ounces semisweet chocolate chips in white or brown chocolate
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7 ounces unsweetened chocolate
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7 eggs
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2 tablespoons instant coffee granules
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2.5 tablespoons pure vanilla extract
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2 1/2 cups sugar
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1 1/2 cups all-purpose flour
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1. 1/2 tablespoon baking powder
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1 teaspoon salt
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3 cups chopped walnuts