Add the bacon, mayo, mustard, relish, and salt and pepper to taste to the yolks and mash until smooth. Squirt a dab of Sriracha inside the empty egg whites. (Here’s your hot sauce surprise!) Fill a sandwich—size plastic bag with the yolk filling (ii you told the edges of the bag down, turning about half the bag inside out, the bag will be easier to fill). Force all of the filling to one corner of the bag, snip off the end with scissors-and pipe the Filling into the egg whites. Garnish with the sliced jalapeños or gherkins—or both.