I am a big charcoal Weber grill guy, I have 5 setup for various cooks. Last night made my first run of jalapeno poppers fresh out of the garden. Here is the recipe I use, the key is to pull all the seeds out and they become very mild.
https://www.weber.com/US/en/blog/grilling-inspiration/smoked-jalapeno-poppers/weber-29850.html