Wild Mushroom and Artichoke Dip

Bahan-bahan (12 porsi)

• 1 teaspoon olive oil
• 2 cups (about 4-ounces) sliced shiitake mushroom caps
• One 6-ounce package pre-sliced Portobello mushrooms, (chopped)
• ½ cup light mayonnaise
• ¼ cup finely chopped celery
• ¼ cup finely chopped onion
• ¼ cup thinly sliced green onions
• 2 tablespoons chopped fresh parsley
• 1 teaspoon garlic powder
• 1 teaspoon black pepper
• ¾ teaspoon salt
• 1 dash cayenne pepper
• One 14-ounce can artichoke hearts, (drained and coarsely chopped)
• Two 8-ounce packages fat-free cream cheese
• sliced baguette, (for serving)