There are so many tricks and mind-over-meal games to play to expand your palate. "They are all fantastic ways to like healthier and more diverse foods," says Stuckey. But perhaps the most important thing is to change your mindset. "Expose yourself to different foods repeatedly. But instead of viewing your taste retraining as trying to love something you hate, think of it as becoming a connoisseur. How do you think wine, cheese or coffee experts get that way? Repeated exposure."