Free-form Apple, Rhubarb and Crumble Tart

Ingredients

Sweet Shortcrust Pastry

• 1 ¼ cups (185g) plain flour
• 1/3 cup (55g) icing sugar
• ¼ cup (30g) almond meal
• 125g butter
• 1 egg yolk
• 1-2 teaspoons cold water

Crumble

• ¼ cup (55g) brown sugar
• ¼ cup (40g) blanched almonds
• ½ teaspoon cinnamon
• 1/3 cup (30g) rolled oats
• 50g cold butter, cubed

Filling

• 3 -5 stalks (180g) rhubarb, sliced
• 2 granny smith apples, peeled, sliced
• 2 tablespoons white sugar
• 1 egg white, lightly beaten
• 2 tablespoons Demerara sugar, to sprinkle

Method

1. Preheat oven to 200°C.
2. Assemble the mixer with the scraper paddle. Add flour, sugar and almond meal and butter into mixer bowl. Slowly turn mixer to KNEAD/FOLD setting and mix until it resembles sand like texture; add egg yolk and water (if needed) and mix until pastry combines.
3. Remove pastry from bowl onto a clean surface and shape into a flat disc. Cover pastry with plastic wrap and refrigerate for 30-40 minutes.
4. Meanwhile process sugar, almonds,  cinnamon, oats and butter in a food processor. And pulse mixture until roughly combined. Set mixture aside.
5. Toss rhubarb in white sugar set aside.
6. Roll pastry out to a 35cm circle between two sheets of baking paper. Remove top sheet of paper and slide pastry onto a baking tray. Place half of the crumble into middle of circle. Top with apples then rhubarb. Sprinkle with remaining crumble. Bring edges up around filling leaving top open. Brush pasty lightly with egg white and sprinkle with raw sugar.
7. Bake in oven for 30-45 minutes or until golden.
8. Serve warm with custard or ice cream.