Preheat oven to 350F. Sift flour, soda, cinnamon and salt together, Set aside. In large bowl, mix sugar, eggs, oil, and pumpkin. Add flour mixture and mix well. Bake in greased 9 x 13 inch pan in a 350 degree F oven for 45 minutes.
Mix margarine, sugar, vanilla and cream cheese together. Ice cake when cooled.
Cajun Country -- New Iberia, Louisiana