Kitchen Basics; Devein and dice jalapenos, will help bring all the flavor without all the heat.

Deveining a jalapeño pepper removes the white membrane and seeds, which are the parts of the pepper that contain the majority of the capsaicin, the compound that gives peppers their heat. Removing these parts can make the pepper less spicy and more palatable for some individuals. Additionally, removing the seeds can also help to prevent the pepper from becoming too soft during cooking. Overall, deveining a jalapeño pepper can help to improve the taste and texture of the pepper in a dish.