This study aimed to construct customer satisfaction model for the food and beverage industry by integrating service failure, perceived fairness, service recovery, relationship quality, customer satisfaction, customer loyalty, and further explored the degree of interference of difficult customer for research model. This study collected 540 valid questionnaires, and used structural equation modeling to verify the relationship of each path in the customer satisfaction model. The results showed that service failure and service recovery has a positive impact on relationship quality. Relationship quality and service recovery has a positive impact on the customer satisfaction. Service failure has a negative impact on customer satisfaction. Service recovery and customer satisfaction has a positive impact on customer loyalty. Difficult Customers can moderate the relationship between service failure and relationship quality, and the relationship between service recovery and relationship quality. This study expected that the results can provide a reference to develop remedial strategies for the food and beverage industry.