Gusteau is a fictional character from the animated film Ratatouille. He is a famous chef known for his motto, "Anyone can cook," which inspires many aspiring chefs, including the main character, Remy. Gusteau's restaurant in Paris is a symbol of culinary excellence, and his legacy encourages creativity and passion in cooking. In the film, Gusteau appears as a guiding spirit for Remy, offering wisdom and encouragement. His character represents the idea that talent can come from unexpected places, emphasizing that even a rat can achieve greatness in the culinary world if he follows his dreams and works hard.