Mix the baking powder with 100gms maida.
Cream the butter and sugar together.
Add the 50 gm maida and milk powder to it and a cream a little more.
Add egg one by one and continue creaming till you add all the three eggs . Try and use the eggs at room temperature else while creaming it can curdle and if it still curdles, just add a little more maida from the rest 100gm.
Mix both the essences, salt and the pineapple juice.
Fold in the rest of the maida.
Place the pineapple slices on the bottom of the greased baking pan.
Pour the prepared batter on top.
Bake in a preheated oven at 170C for about 30 mins.
Wait for it to cool completely before you take it out.
Well, what are you waiting for? Have a slice now!