Step 1

Preheat oven to 220°C (200°C fan-forced).

Step 2

Melt butter in large frying pan; cook fennel, stirring occasionally, until tender. Stir in seeds, rinds and juices.

Step 3

Place pita on oven trays; spread with pasta sauce. Divide fennel mixture among pita; sprinkle with cheese.

Step 4

Bake pizzas about 10 minutes or until pitta bases are crisp and topping is heated through. Just before serving, sprinkle with fennel fronds, if you like.