2 (8 oz.) pkg. cream cheese
1/2 pt. sour cream
3 tbsp. mayonnaise
1 c. shredded cheddar cheese
Juice from 1 lemon
2 tbsp. Worcestershire sauce
Old Bay seasoning to taste
1 tsp. mustard
1 lb. crabmeat

Blend everything except 1/2 cup cheddar cheese and crab meat. Stir in crab meat. Put rest of cheddar cheese on top. Bake at 350 degrees uncovered for 35-45 minutes.