Instructions
Preheat oven to 375.
Melt 6 Tbs butter in 9 inch cast iron pan over medium low heat, add brown sugar and caramelize about 5 minutes. Take off heat and place pineapple in caramel.
Mix flour, baking powder and salt in separate bowl. Set aside.
Cream 6 Tbs butter and sugar until not grainy. Add eggs one at a time. Add in buttermilk, extracts and 1 Tbs rum. Mix in dry ingredients in 2 batches. Mix to uniform batter. Pour over pineapple/caramel.
Bake 40 minutes until golden brown. Using skewer, punch 10-15 holes in cake and sprinkle remaining 2 Tbs of rum over. Flip onto plate.
Notes
If not using cast iron skillet, make caramel and pour into 8x8 pan.
Optional: Add maraschino cherries in pineapple.