1 stick butter
2 tsp. flour
1 c. whole milk
3 tsp. mustard
Old Bay seasoning to taste
pinch of salt and pepper
1/2 onion, chopped fine
2 tbsp. chopped green pepper
1 tsp. parsley flakes
3 slices bread, cubed
1 lb. fresh crab meat

Melt 1/2 stick butter in frying pan. Add flour and stir. Add whole milk and stir until thickened. Remove from heat. Add mustard, Old Bay, salt, pepper, onion, parsley flakes and chopped green pepper; mix and put in baking dish.

Topping: In bowl, melt 1/2 pound butter and pour over cubed bread. Stir to coat. Pour over crab mixture and bake at 350°F until brown, about 20 minutes.