Ingredients:Wash the rhubarb and cut it into small pieces.
Place in a saucepan with sugar, ginger, lemon slices and water.
Simmer ingredients until reduced to a pulp, remove lemon slices and allow to cool.
Cream the butter with extra sugar and vanilla until light and fluffy.
Add eggs one at a time and beat well after each addition.
Fold in combined flour, salt and ground ginger alternately with milk.
Spread the mixture into a lined lamington tin.
Bake in a moderate oven for 35 to 45 mintes.
Rhubarb slice is best served warm.