Melt 1/4 butter over low heat in skillet, add brown sugar make sure evenly coats bottom.

Take pan off of the heat, arrange pineapple slices on top of brown sugar.

In a large bowl, cream other 1/4 cup of butter with the sugar. Add eggs, one at a time, mix until blended. Add juice and vanilla. Beat until sugar is well dissolved.

Sift flour, baking powder and salt and mix with the egg mixture until well blended. Pour batter into the bundt pan.

Bake at 350 degrees for 35 minutes. Let cool for 10 minutes and then put plate over bundt pan and flip over

Then serve