upside down tropical cake

Ingredients

• IN A 9X13 CAKE PAN, MELT 1/2 CUP OF BUTTER IN A 350 DEGREE OVEN. SPRINKLE ON TOP OF MELTED BUTTER (IN THIS ORDER):
• 1 cup brown sugar, firmly packed
• 1/2 cup pecans, chopped
• 3/4 cup flaked coconut
• 1 - (20 ounce) can crushed pineapple-drained (save juice)
• THEN IN A LARGE MIXING BOWL, COMBINE:
• 1/2 cup cooking oil
• 3 - eggs
• 2 cups sugar
• 2 teaspoons baking powder
• 1/2 teaspoon baking soda
• 1 teaspoon salt
• 1 teaspoon vanilla extract
• 1/2 teaspoon rum extract---optional
• 1/4 teaspoon cinnamon
• 1/2 cup evaporated milk
• 3 cups all purpose flour, sifted
• plus - the juice drained off pineapple