Crab Meat Casserole - Easy to Make Crab Casserole

Ingredients

• 3 tablespoons butter
• 2 tablespoons onion, minced
• 3 tablespoons all-purpose flour
• 1 teaspoon dry mustard
• ½ teaspoon paprika
• Buttered Crumbs: ½ cup crushed Ritz crackers, 1 tablespoon butter, melted
• Salt and pepper to taste
• 1 teaspoon Worcestershire sauce
• 1½ cups milk
• 3 cups fresh or canned crabmeat, picked over for shells
• ½ cup grated cheese (optional)