Soft Sugar Cookies | A Cup Of Cream

Ingredients

• Cookies-
• 1 cup butter, softened
• ¾ cup oil (vegetable, canola)
• 1 ¼ cup granulated sugar (9.25 oz)
• ¾ cup powdered sugar (3 oz)
• ½ teaspoon baking soda
• ½ teaspoon cream of tartar
• ½ teaspoon salt
• 2 ½ tablespoons sour cream
• 2 large eggs, room temp
• 2 teaspoons vanilla
• 5 ¾ cup flour (29.5 oz)
• About ½ cup granulated sugar for pressing the cookies
• Frosting-
• ¾ cup butter, softened
• 2 tablespoons sour cream
• 6 cups (24 oz) powdered sugar, measured then sifted
• 2-3 tablespoons heavy cream