To make a stuffed jalapeno firecrackers recipe, first you need to gather your ingredients. First, you'll need the following ingredients: Jalapeu00f1os. You can find them at your local grocery store, or you can buy them online. If you don't want to use chiles, skip this step. Cut off the tops of the peppers and cut them in half lengthwise. Then, cut each half into quarters, so that you have 4 pieces of pepper. Fill each pepper half with the stuffing of your choice, such as guacamole, cheese, sour cream, salsa, etc., and stuff it with whatever you want. Finished.