某先森我稀饭你
[mŏu xiān sēn wŏ xī fàn nĭ]
It humorously combines internet slang where '先森' phonetically sounds like 'Mr. Sen' and '稀饭' literally meaning porridge, implies 'like/love' in casual speech. So it means 'Mr. XX, I love you,' showing adoration to a specific person.