Step 1

Preheat oven to 350F.

Step 2

Beat sugar, eggs, butter, sour cream and rum extract until combined. Add flour, baking powder, baking soda and salt.

Step 3

Add pineapple and coconut. Stir.

Step 4

Add 24 cupcake liners to muffins. Fill about 3/4 way full with muffin batter. Bake for 25 minutes or until a toothpick comes out clean. Cool on a cooling rack.