Step 1

Whisk together flour, baking soda, salt and sugar. Add eggs, vanilla extract and pineapple. Stir with a spoon to combine all ingredients. Spray a 9 x 13 baking pan with cooking spray and add batter. Bake in preheated 350 degree oven for 30 -35 minutes until the center tests done. Make frosting below and poke holes in hot cake with a wooden spoon.

Step 2

Bring butter, sugar and milk to a boil in a pan on top of the stove. Cook and stir about 3 minutes. Remove from stove and stir in nuts and coconut. Pour over hot cake.