gourmandism; connoisseurship in food
Refers to the quality or state of being a discerning eater, often implying deep knowledge and refined taste in food.
I'm always impressed by his gourmandism.
A person who loves and knows a lot about good food; often used to describe someone who seeks out high-quality or unique dining experiences.
She's a well-known foodie; whenever a new restaurant opens, she goes to try it right away.