INGREDIENTS
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1 cupbutter or margarine, softened
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1 cupdairy sour cream
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1 1⁄2 cupsugar
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2 1⁄2 cupall-purpose flour
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1 teaspoonbaking soda
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1 canSolo Poppy Seed Cake and Pastry Filling or 1 jar
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Baker Poppy Seed Filling
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4 eggs, separated
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1 teaspoonsalt
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1 teaspoonvanilla
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confectioners sugar