Biscoff Oatmeal Bars

Bahan-bahan (16 porsi)

• ¾ cup mentega tawar yang dicairkan
• ¾ cup packed light brown sugar
• 1 cup old fashioned oats
• 1½ teaspoons ekstrak vanila
• 1 teaspoon soda kue
• 1 cup all-purpose flour
• 1 cup penyebaran biscoff
• 1 cup milk chocolate chips