PREPARATION:
- Preheat oven to 350° F. Coat miniature muffin pan with nonstick cooking spray; set aside.
- Place pineapple with juice in fine sieve over medium bowl; drain well, pressing pineapple to release juices.
- Combine gingerbread mix, water, pineapple juice, egg and oil in large bowl; whisk 2 full minutes, scraping side often. Stir in walnuts, if desired.
- Spoon batter into prepared muffin cups. Top each with equal amount of pineapple. Bake 13 to 16 minutes or until toothpick inserted into centers comes out clean.
- Remove to cooling rack; cool completely. Sprinkle lightly with powdered sugar, if desired.
