Easy Pumpkin Bars

Bahan-bahan (20 porsi)

• 2 cups all-purpose flour
• 1 ⅓ cups granulated sugar
• 2 teaspoons baking powder
• 1 teaspoon baking soda
• 1 ½ teaspoons pumpkin pie spice
• ½ teaspoon salt
• 4 eggs
• 15 ounces pumpkin puree
• 1 cup vegetable oil
• ½ cup butter ((unsalted) softened)
• 8 ounces cream cheese (softened)
• 1 teaspoon vanilla extract
• 3 cups powdered sugar (or as needed )