As a chef, Angela noticed every subtle nuance of flavor in the dish.
In this context, the word "nuance" is used to describe subtle and delicate differences or variations, especially in flavor. When Angela notices every subtle nuance of flavor in the dish, it means she is able to perceive and appreciate the small, distinctive elements that contribute to the overall taste and complexity of the food.
These nuances could include slight variations in seasoning, ingredients, or cooking techniques that add depth and richness to the dish. Angela's heightened ability to discern these subtleties reflects her skill and expertise as a chef.