East Sussex Fire and Rescue Service were called at 5.37am this morning to the fire in Station Road, Heathfield.
Firefighters from Uckfield, Crowborough, Pevensey and Barcombe attended the blaze.
Smoke affected the buildings adjacent and people were told to avoid the area.
Crews used breathing apparatus and two 45mm jets to tackle the fire which was put out just before 8am.
Firefighters have now left the scene.