Kue Latte Oatmeal Labu Vanila

Bahan-bahan (22 porsi)

• 2 sticks (1 cup) salted butter
• 1 1/4 cup brown sugar
• 2/3 cup pumpkin butter
• 1 large egg
• 1 tablespoon vanilla extract
• 2 -4 tablespoons espresso powder or instant coffee
• 2 cups all-purpose flour
• 2 cups old fashioned oats
• 1 teaspoon baking soda
• 1 1/2 - 2 teaspoons pumpkin pie or chai spice ((see note))
• 1/2 teaspoon kosher salt
• sea salt (optional)
• 1 stick salted butter, at room temperature
• 1 1/2 -2 cups powdered sugar
• 2 teaspoons vanilla extract