Suspicion lurks behind the 10-year-old's question, "What's for dinner?" She's imagining capers in the sauce and arugula in the salad. What parent hasn't despaired of planning dinner that's interesting for the adults and the kids? One simple approach is to start with universally acceptable components--chicken, potatoes, and ice cream, for instance--then make small adjustments to please different tastes. Just add a green salad to our lively meat-and-potatoes combo--who says you can't please 'em all?