Prik kee noo is a small, green chili pepper commonly used in Thai cuisine. Known for its spicy flavor, it is often added to dishes to enhance their heat and taste. These chilies are typically about 1-2 inches long and are favored for their vibrant color and intense flavor profile. In addition to being used fresh, prik kee noo can also be found in sauces, pastes, and marinades. They are a key ingredient in many traditional Thai recipes, contributing to the overall balance of flavors that characterize the cuisine.