Delicious Moist Carrot Cake Muffins

Ingredients

• 2 1/4 cups all-purpose flour
• 1 tablespoon baking powder
• 2 teaspoons ground cinnamon
• 1/4 teaspoon ground nutmeg
• 1/4 teaspoon ground allspice
• 1/4 teaspoon salt
• 1 cup brown sugar
• 2/3 cup granulated sugar
• 1 cup unsweetened flaked coconut
• 2 eggs
• 1/2 cup vegetable oil
• 1/2 cup buttermilk
• 3 carrots, grated
• 1 (8-ounce) can crushed pineapple (with juice)
• 1 tablespoon vanilla extract
• 1 cup powdered sugar, sifted
• 1 teaspoon ground cinnamon
• 2 tablespoons buttermilk