Pistachio Stuffed Mushrooms | American Pistachio Growers

Ingredients

• 20 medium mushroom caps
• 3 tablespoons minced onion
• 1/2 cup butter or margarine, divided
• 1/3 cup dry bread crumbs
• 1/4 cup shelled pistachios, chopped
• 1/2 cup grated Parmesan cheese
• 2 tablespoons chopped Italian parsley
• 1/4 teaspoon marjoram, crushed
• 1/4 teaspoon Salt