Blend cream cheese sour cream mayonnaise lemon 12 cup milk Worcestershire sauce mustard garlic salt and 12 cup Cheddar cheese
Add more milk if necessary to make creamy
Add crab and blend
Place in 2-quart oblong baking dish
Sprinkle remaining 12 cup Cheddar cheese on top and sprinkle with paprika Bake in preheated 350 oven for 30 minutes until crusty brown and bubbly on top