Allow the glass top to cool completely.
Mix baking soda and water together to form a paste with the consistency of pudding.
Rub the paste gently over the glass top. Wipe with a clean, damp cloth.
Buff the clean glass top with a soft, dry cloth.
Let the glass top to cool completely.
Apply a polishing cream to a cotton ball. Test the polishing cream on a small, inconspicuous spot on the glass-top oven. If the glass top appears damaged in any way, immediately stop and consult a cleaning professional.
Gently rub the scratch using the cotton ball in a circular motion until the scratch is no longer visible.