Carrot Cake

INGREDIENTS

• 2 cups white sugar
• 3/4 cup vegetable oil
• 3 eggs
• 1 teaspoon vanilla extract
• 3/4 cup buttermilk
• 2 cups grated carrots
• 1 cup flaked coconut
• 1 (15 ounce) can crushed pineapple, drained
• 2 cups all-purpose flour
• 2 teaspoons baking soda
• 2 teaspoons ground cinnamon
• 1 1/2 teaspoons salt
• 1 cup chopped walnuts
• 1/2 cup butter
• 1 (8 ounce) package cream cheese
• 4 cups confectioners' sugar