INGREDIENTS
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½ cup butter
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2 (1 ounce) squares unsweetened chocolate, chopped
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2 (1 ounce) squares semi sweet chocolate
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1½ cups semisweet chocolate chips
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1 ½ cups all-purpose flour
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½ teaspoon baking powder
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½ teaspoon salt
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1 teaspoon espresso powder (optional)
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4 large eggs
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1 ½ cups sugar
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2 teaspoons vanilla extract
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1 cup mini semi sweet choc chips