Pound chicken breasts flat, then salt and pepper. Cook onion and celery in 3 tablespoons butter. Remove from heat and add 3 tablespoons wine, crab meat, and stuffing mix.
Spread 1/6 of crab mixture on each chicken breast half. Roll up and secure with a toothpick. Combine flour and paprika--dust chicken and place in a large baking dish. Drizzle with 2 tablespoons melted butter. Bake at 375 degrees for about 1 hour. While chicken bakes, prepare sauce as directed. Then add 1/4 cup wine and cheese.