Beat sugar and margarine till fine

Then add eggs one by one and vanilla essence,.then on another bowl add baking powder then sieve

Mix sieved flour with the mixture that have margarine,sugar and egg bit by bit until well corporate

Cover baking tin with grease proof paper and brush it with butter then dust with little flour

Arrange pineapple and spread jam then pour the mixture

Pre heat the oven

Bake at 180 degree like about 25 minutes