Plum crumble with rolled oats

INGREDIENTS

• 200 g plain flour
• 100 g butter
• 175 g unrefined golden caster sugar
• 100 g oats
• 400 g kiwi fruits, peeled
• 600 g plums, stoned
• 1-2 pieces jarred stem ginger, finely chopped
• 1 vanilla pod, seeds of
• 1 apple, very finely sliced