Oaty rhubarb crumble

400g rhubarb
50ml orange juice
75g sugar
100g plain flour
50g porridge oats
75g butter/marg
another 50g sugar

• place the rhubarb orange juice and sugar in a dish and cook 20 mins at 190'c
• meanwhile rub the flour and butter together, then add the oats and extra sugar
• spoon the crumble on top of the rhubarb and bake for another 25mins