Taste Test: The best vinaigrettes

My after-school snack was a sacred ritual. I sat on the carpet in my parents' bedroom at a low table, the television turned to "I Dream of Jeannie," and ate a peanut butter and honey sandwich cut into neat squares. I wasn't fussy about crusts. I just loved the sticky pairing of creamy peanut butter with syrupy golden sweetness drizzled from a honey bear in diagonals across the soft white bread. Nothing else--save for maybe apples and peanut butter in a pinch--could have made for as sweet an