Blend oil eggs sugar and pumpkin together in large mixing bowl
Measure flour baking powder soda salt cinnamon ginger cloves and nutmeg into 1-quart measure
Mix together lightly with fork
Stir into pumpkin mixture
Divide butter equally into two 8 x 8-inch glass pans
One at a time cover with plastic wrap Microwave 5 minutes and 30 seconds to 11 to 13 minutes on High or until wooden toothpick inserted in center comes out clean