Step 1

Preheat oven to 350º.

Step 2

Mix softened cream cheese with mayonnaise, Old Bay Seasoning, and dry mustard in a large bowl with an electric mixer until smooth.

Step 3

Gently fold in lump crab meat being careful not to break up the lumps.

Step 4

Spoon dip into an oven safe dish.

Step 5

Sprinkle with cheeses.

Step 6

Sprinkle with extra Old Bay Seasoning.

Step 7

Bake for 30 minutes. Brown slightly under broiler on low.

Step 8

Optional: Top with sliced green onions.

Step 9

Serve the crab dip with crackers, tortilla chips, or a baguette sliced and toasted.