Remove stems, veins and most of the seeds of the bell and jalapeño peppers, depending on how hot you like things.
In a large pot over high heat, combine bell peppers, jalapenos, sugar and vinegar. Bring to a full rolling boil; boil for 1 full minute, stirring continuously. Remove from heat.
Add the pectin and stir continuously for 3 minutes.
Pour into clean jars to within an inch of the top. Cover tightly and allow to cool at room temperature for 24 hours.
Store in the refrigerator for up to a month otherwise store in freeze
* ~ You can also use the traditional water bath method to process the jelly for storage.
Adapted from AllRecipes