
Mix together eggs, sugar and oil in large bowl of stand mixer or with hand mixer.
Add pumpkin and mix thoroughly.
Sift together flour, baking powder, baking soda, salt and spices.
Add dry ingredients to pumpkin mixture in three batches, mixing well with each addition.
Pour into a lightly greased jellyroll pan, lined with parchment paper.
Bake at 375 for 20 minutes.
Mix all ingredients. If frosting is too thin, add powdered sugar. If too thick, add half and half.