Frosted Pumpkin Sugar Cookie Bars - Six Sisters' Stuff

Ingredients

• 1 cup butter (softened)
• 1 cup brown sugar
• 1 cup sugar
• 4 large eggs
• 2 teaspoon vanilla extract
• 1 cup pumpkin puree
• 5 cups all purpose flour
• 1 teaspoon salt
• ½ teaspoon baking soda
• 3 teaspoon pumpkin pie spice
• 1 teaspoon cinnamon
• 8 ounces cream cheese (1 package, softened)
• ½ cup butter (softened)
• 1 teaspoon vanilla
• 2 Tablespoons milk
• 4 cups powdered sugar