In a bowl rub together the flour with the butter.
Add the sugar. Don t over mix it. It must be crumbly!!
In an oven proof dish, place the apples and the blackberries.
Sprinkle the rum over the fruit.
Cover with the crumble mixture, making sure you’ve got some large bits.
Sprinkle the wholemeal over the top
Place in a hot oven (180 C) for 35min till the crumble is golden and you can test with a knife than the apples are cooked.
Serve hot with crème fraiche or "a l Anglaise!!"- with custard.
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