Thanks for writing in.
According to the details you provided,its not clear cause of origin of the lumps.
Direct clinical examination as well as palpation of the lesion is necessary to rule out the diagnosis and treatment plan.
There are several cauterisation methods which will not leave a scar while surgery has done.
Please do visit an oral and maxillofacial surgeon and do the treatments based on that.
Meanwhile please do avoid intake of too much of fatty foods and oil.
sURgery has to be contraindicated if it will damage facial nerve
Hope this helps.