Step 1

Put apple, water and sugar in a medium saucepan over a medium heat. Cover and bring to a simmer. Reduce heat to medium-low and cook, covered, for 7 minutes or until apple is almost tender. Remove pan from heat and set aside, covered, for 5 minutes or until apple is tender.

Step 2

Meanwhile, to make oat and pistachio crumble, put rolled oats, cereal, pistachios and cardamom in a small bowl. Add honey and eggwhite, and stir until well combined.

Step 3

Preheat oven to 170°C (fan-forced). Put a 2L (8-cup) ovenproof dish on an oven tray. Add apple mixture to the dish. Sprinkle strawberries over apple mixture. Sprinkle crumble over strawberries. Bake for 15 minutes or until the topping is golden brown. Serve immediately.