मृद्वीकारसो मधु ॥ कZ_०२.२५.२४ ॥
mṛdvīkā-raso madhu
മധു എന്നത് മുന്തിരിനീരാണ്.
Regulatory texts often fix technical meanings by context to prevent dispute in inspection and taxation; here it specifies the base ingredient for the category.