Crabmeat Au Gratin

6 Tbsp Butter or Margarine - Divided
1 Cup Onion, Chopped
1/2 Cup Green Onion, Chopped
1/4 Cup Fresh Parsley, Chopped
1/2 Tsp Garlic, Chopped
1 Lb White Crabmeat
Salt to Taste
Louisiana Hot Sauce to Taste
1 Cup Water, Stock or Milk
1 Cup Cheddar Cheese, Grated
1/2 Cup Mozzarella Cheese, Grated
Preheat oven to 350 deg.
Melt 4 tbsp butter in a med. saucepan and saute onions, green onions and parsley until onions are clear
Stir in garlic, crabmeat, salt and hot sauce, reduce heat to low and continue cooling
In a separate pan melt 2 tbsp butter and add flour and cook until light brown, stirring constantly
Add liquid (Water, milk or stock) and cook until thickened, stir-ring constantly
Add cheddar cheese and cook until cheese is melted
Combine with the crab mixture in a greased casserole dish and top with mozzarella cheese
Bake for 20 - 30 min. or until cheese on top is melted and slightly browned