Fennel and Orange salad

2 oranges, peeled and sliced
1 fennel bulb, thinly sliced
1 red onion, peeled and thinly sliced into rings
Dressing: juice of 1 orange
3 tablespoons balsamic vinegar

Arrange the orange slices in the bottom of a shallow dish. Place a layer of fennel on top and then add a layer of onion. Mix dressing and drizzle over salad. serves 4