In a large saucepan, over high heat, bring potatoes and enough water to cover to a boil. Reduce heat to low, and simmer 15-20 min. Drain potatoes; let cool to room temperature.
Meanwhile, in a medium bowl, compine yogurt, scallions, mayonaise, vinegar, mustard, basil, salt and pepper. Fold in eggs and bacon. Add potatoes, and toss gently to coat. Cover and refrigerate at least 2 hours before serving.
Each serving provides: 1 fat, 1/2 protein, 1 bread, 40 calories Per serving: 227 calories
Source: Weight Watchers Magazine, June 1993