Banana Nut Bars

2 cups sugar
2 cups ripe bananas -- mashed
2/3 cup vegetable oil
4 large eggs
2 cups all-purpose flour
2 teaspoons baking powder
1 teaspoon soda
1 teaspoon cinnamon
1/2 teaspoon salt
1 cup chopped nuts

CREAM CHEESE FROSTING:
6 ounces cream cheese -- softened
2/3 cup margarine -- softened
2 teaspoons vanilla
4 cups powdered sugar

Heat oven to 350°. Grease a jelly roll pan. Beat sugar, bananas, oil and eggs in large bowl. Stir in flour, baking powder, baking soda, cinnamon and salt. Stir in nuts. Spread batter in pan. Bake for 20 minutes or until toothpick inserted in center comes out clean. Cool completely. Prepare Cream Cheese Frosting by beating cheese, margarine and vanilla in medium bowl. Gradually beat in powdered sugar until smooth. Frost bars and cut into desired shapes and sizes. Makes 12 servings.