Notes: If making up to 1 week ahead, cover and chill.
In a microwave-safe bowl, combine catsup, orange peel, orange juice, ginger, and pepper. Cover loosely with plastic wrap.
Heat in a microwave oven at full power (100%) until mixture is bubbling, stirring once or twice, about 1 minute total. Scrape into a small bowl to serve.
Nutritional analysis per tablespoon.