Heat oven to 375 degrees F. Combine honey, stone ground mustard, 1 tablespoon Dijon mustard and jalapeno in small bowl. Place crushed pretzels in shallow pan.
Coat loin filet with honey mixture; roll in crushed pretzels and place on rack in shallow roasting pan. Roast at 375 degrees F for 30 to 35 minutes per pound until internal temperature reaches 150 degrees F. Let stand 10 minutes before slicing.
Meanwhile, make sauce to serve with pork. Melt butter in small saucepan; add garlic and saute 1 minute. Stir in wine and 2 tablespoons Dijon mustard. Bring to a boil; reduce heat and simmer until reduced to about 1/2 cup.
To serve, slice pork and drizzle with butter sauce.