apple crumble

2oz butter
4 oz flour
100g sugar
about 4 cooking apples
1oz oats
1/2 tsp cinnamon

preheat the oven to 200 deg
rub together the butter,flour,sugar
cook the apples until soft but mushy,add the cinnamon
add the crumble to the apples
puut in the oven for around 30-35 mins