Crab Stuffed Chicken

Ingredients

• 4 large chicken breasts, halved, skinned and boned
• 1/4 c. butter or margarine
• 1/4 c. all-purpose flour
• 3/4 c. milk
• 3/4 c. chicken broth
• 1/3 c. dry white wine
• 1/4 c. chopped onion
• 1 (7 1/2 oz.) can crab meat, drained and flaked
• 1 (3 oz.) can chopped mushrooms, drained
• 1/2 c. coarsely crumbled saltine crackers
• 2 Tbsp. snipped parsley
• 1 c. shredded Swiss cheese