Place the cream cheese, parmesan, sour cream, mayonnaise, worcestershire sauce, lemon juice and parsley in a bowl. Beat the ingredients with a hand mixer on medium speed until smooth.
Add the crab meat to the bowl and fold together using a rubber spatula.
Fill the mushroom caps with the crab mixture and arrange in a baking dish.
Bake the mushrooms for 20-25 minutes or until just beginning to turn golden brown.
Remove from the oven and sprinkle with parsley, if desired. Serve immediately.
Video
Notes
Mushrooms can be assembled up to 24 hours in advance and stored in the refrigerator in an airtight container.Bake the mushrooms right before serving.