1Using vegetable peeler or mandolin slicer, cut zucchini lengthwise into thin ribbons.
2In medium bowl, beat oil, vinegar, dill, mustard and honey with whisk until well blended. Stir in salt and pepper to taste. Add zucchini; toss gently to coat. Let stand 10 minutes.
3Divide zucchini evenly among 4 serving plates. Top each with feta cheese.