Sesame seeds have a mild, sweet, and nutty flavor and a satisfying crunch when eaten whole. They're often baked or toasted to bring out a stronger almond-like flavor and aroma and make the seeds more evident in dishes.Whole sesame seeds are small, oil-rich seeds from the Sesamum indicum plant, known for their mild, nutty flavor and versatile use in various cuisines, from salads and stir-fries to baked goods. 
Here's a more detailed description:
Appearance:
Sesame seeds are small, oval-shaped, and can be either brown (with the outer hull intact) or white (hulled). 
Flavor:
They have a mild, slightly sweet, and nutty flavor, which can be enhanced by toasting. 
Uses:
Culinary: Sesame seeds are used as a topping for breads, buns, and pastries. 
Salads and Stir-fries: They add a crunchy texture and nutty flavor to salads and stir-fries. 
Baking: They can be used in baking, such as in breads, cookies, and muffins. 
Tahini: Ground sesame seeds are used to make tahini, a paste used in Middle Eastern dishes like hummus. 
Other: They can also be used in sauces, dressings, and as a garnish. 
Nutritional Benefits:
Sesame seeds are a good source of calcium, iron, and fiber. 
Storage:
Store whole sesame seeds in an airtight container in a cool, dark place to maintain their freshness.