Preheat A Grill For High Heat. In A Large Bowl, Combine The Ground Beef, Jalapeno Peppers, Blue Cheese, Onion Powder, Garlic Powder, Tamari And Salt. Mix Well Using Your Hands. Pat Lightly Into 4 Large Fat Patties. Place Patties On The Grill, And Cook For About 8 Minutes Per Side, Or Until Well Done. Place A Slice Of Cheese On Top Of Each Patty, And Cover The Grill Until The Cheese Melts. Serve On Buns With Your Favorite Toppings.