400g sweet potato, peeled, cut into 2mm-thick rounds
olive oil cooking spray
120g baby rocket leaves
7 eggs
1 1/4 cups lite milk
125g whole cooked beetroot, drained, cut into thick wedges
1 red onion, cut into thin wedges
80g Greek-style feta, crumbled
Preheat oven to 180°C. Grease round pie dish. Layer potato, slightly overlapping, over base and side of dish. Lightly spray potato with oil. Bake for 10 mins or until potato has softened. Scatter half the rocket over base. Whisk eggs and milk together in a medium bowl. Season with pepper. Pour egg mixture over rocket. Arrange beetroot and onion over top. Bake for 35 mins or until egg mixture has set. Cool for 20 mins. Top with feta and remaining rocket, season with pepper and serve.