Complex sentence: Certain events such as wine tastings cater to people who consider themselves gourmets and foodies, while entertainment content (e.g. the Food Network) and publications such as "Gourmet Magazine" often serve gourmets with food columns and features.
Split into simpler sentences: Certain events such as wine tastings cater to people who consider themselves gourmets and foodies. Television programs (such as those on the Food Network) and publications such as "Gourmet Magazine" often serve gourmets with food columns and features.