Prehreat the oven to 180 degrees C

Roll out the puff pastry on a floured work surface to fit the size of your baking tray

Score a line width ways and lengthways through the middle to form four equal squares

Chop the rhubarb divide equally between the squares

Add a teaspoon for ginger and spread over the rhubarb

Sprinkle each square with a teaspoon of sugar

Sprinkle the oats evenly on top

Dab each square with a little butter

Bake in the oven for about 40 minutes until the rhubarb is oft an dthe pastry is cooked

Serve with cream or ice cream