1In a medium sauce pan, melt butter. Make a roux with the melted butter and flour. Add liquid ingredients and stir until sauce thickens.
Chicken
1Pound each half chicken breast to make a cutlet - about 1/8 inch thick.
2In skillet cook onion in remaining butter until tender. Stir in crab, mushrooms, cracker crumbs, parsley, salt & pepper. Add 2 tablespoons of the sauce.
Assembly
1Top each breast with 1/4 cup of crab mixture. Fold sides in; roll up. Place seam side down in a 12 x 7 x 2 inch baking dish.
2Pour sauce over all. Cover.
3Bake in a 350 degree oven for 1 hour.
4Uncover, sprinkle with cheese & paprika.
5Bake a few minutes more - until cheese is melted.