Peel cucumber and cut in half lengthwise; scoop out and discard seeds. Coarsely chop cucumber; set aside. Rinse chiles; remove and discard stem ends. Cut chiles in half lengthwise; remove and discard seeds. Chop chiles. Combine cucumber, chiles, cabbage, green onions, peanuts and garlic in a bowl; toss well. Combine oil and remaining ingredients; stir with a wire whisk until well blended. Pour dressing over cabbage mixture; toss gently. Cover and chill at least 3 hours before serving. Yield: 6 to 8 servings. From _Delicious Decisions_ by The Junior League of San Diego, CA. In _America's Best Recipes: A 1989 Hometown Collection_. Birmingham, AL: Oxmoor House, Inc., 1989. Pg. 264. ISBN 0-8487-0765-6. Electronic format by Cathy Harned.