Recently, Nowadays, These Days
noun
This (この) approximate is this approximate time. It is recently or nowadays or these days.
このごろ
The reading is the 頃 reading from the kanji reading. Be careful, it's the rendaku'd form.
この頃、風味を出すために砕いたヘーゼルナッツを珈琲に加えてるんです。
These days I’ve been adding chopped hazelnuts to my coffee for added flavor.