1Heat oven to 375°F. Spray 24 mini muffin cups with cooking spray.
2In medium bowl, mix flours, sugar, orange peel, baking soda and salt; make well in center of mixture. In small bowl, stir buttermilk, melted butter, vanilla and egg white with whisk; add to flour mixture, stirring just until moistened. Fold in apricots. Divide batter evenly among muffin cups.
3Bake 10 minutes or until tops spring back when touched lightly in center. Immediately remove from pans to cooling racks. Serve warm or cool.