Combine all of the cake ingredients and mix well with mixer
Pat mixture into the bottom of a lightly greased 13x9 baking pan
In a large bowl, beat the cream cheese & pumpkin until smooth. Add the eggs, vanilla, and butter & beat together. Add the powdered sugar, cinnamon, nutmeg, and mix well. Spread pumpkin mixture over cake batter and bake for 40 to 50 minutes. Make sure not to over bake as the center should be a little gooey.