<human>:  What are the steps involved in making a carrot cake?
<bot>: 
1. Preheat the oven to 350°F (175°C).
2. Grease and flour a 9-inch (23 cm) round cake pan.
3. In a bowl, combine all-purpose flour, baking powder, baking soda, cinnamon, nutmeg, and salt.
4. In a large bowl, beat together eggs, sugar, and oil until creamy.
5. Stir in grated carrots and chopped nuts.
6. Beat in the flour mixture and pour into prepared pan.
7. Bake for 35-40 minutes or until a toothpick inserted in the center comes out clean.
8. Let the cake cool before icing.
9. For the icing, beat together powdered sugar, butter, and cream cheese until smooth.
10. Spread the icing over cooled cake. Enjoy!