In a bowl, combine slaw ingredients and toss well to evenly coat. Cover bowl and place in refrigerator until ready to build burgers.
In a large mixing bowl, thoroughly combine patty ingredients. Form into six ¾inch patties. Place on a baking rack over a parchment paper lined baking sheet. Place in preheated oven for 30 minutes.
In a small bowl, combine mayonnaise and Sriracha. Set aside.
Build the burger - smear bottom bun with mayo mixture and top with layer of cucumber slices. Place patty on top and add portion of slaw. Next add layer of jalapeno slices. Smear top bun with mayo mixture and place on top of burger. Press down slightly to help hold it all together.