Mix cream cheese and egg with mixer until blended. Gradually beat in milk. Add 2 Tbsp. parsley; mix well. Pour into shallow dish.
Dip bread slices, 1 at a time, in cream cheese mixture, turning to evenly coat both sides of each slice. Place on parchment-covered rimmed baking sheet. Bake 15 to 20 min. or until golden brown, turning after 8 min.
Meanwhile, cook and stir bacon in large skillet until crisp. Remove bacon from skillet with slotted spoon; drain on paper towels. Discard all but 1 Tbsp. drippings from skillet. Add onions to reserved drippings; cook and stir 2 to 3 min. or until crisp-tender. Add mushrooms; cook 5 min. or until tender, stirring occasionally. Stir in bacon and remaining parsley.
Top bread slices with mushroom mixture and Swiss cheese; bake 3 to 4 min. or until cheese is melted.
Serve with a mixed green salad tossed with your favorite KRAFT Dressing.
Bread slices can be soaked in cream cheese mixture ahead of time. Refrigerate up to 24 hours before using to prepare recipe as directed.
Prepare using your favorite variety of fresh mushrooms.
Calories From Fat
% Daily Value*
Total Fat 24g
Saturated Fat 12g
Trans Fat 1g
Total Carbohydrates 24g
Dietary Fiber 2g
* Percent Daily Values are based on a 2,000 calorie diet.
* Nutrition information is estimated based on the ingredients and cooking instructions as described in each recipe and is intended to be used for informational purposes only. Please note that nutrition details may vary based on methods of preparation, origin and freshness of ingredients used.