You'll Need:
12 x 18x 1  1/4" pan
Stand Mixer

8 eggs - mix on "low" until thick
3 and 1/3 cups sugar - add and mix well
2 cups oil - add and mix well
29 oz can of cooked pumpkin - add and mix well

In a separate bowl, mix well on low:
4 cups of flour
1 tbsp & 1 tsp of baking powder
2 tsp baking soda
2 tsp salt
1 tbsp & 1 tsp ground cinnamon

Once mixed, add flour mixture to the pumpkin mixture

Spray a pan with cooking spray, and bake at 375 for 30 minute or until a toothpick or cake tester comes out clean in the center of the pan. 

Cool completely. Then frost with cream cheese frosting.

Cream Cheese Frosting:

Mix 8 oz of room temperature cream cheese with 6 tbsp (3/4 stick) of soft butter 

add 1 tsp of vanilla

slowly add 4 cups of powdered sugar and mix slowly