Pound pork slices between waxed paper until 1/4 inch thick.
Blend flour with salt and pepper.
Dredge meat in flour mixture.
Sauté in oil for 2 minutes on one side, then 1 minute on the other.
Place meat on a platter and keep warm in a 200-degree oven.
Thinly slice green onions, setting aside the green part for garnish.
Sauté the white part of the onions until opaque, about 2 minutes.
Deglaze the pan with Chardonnay.
Stir in cream and cook until thickened.
Add Dijon mustard and serve the sauce over the pork.