Possible Clues:

• "With cheese," on deli menus
• Chicken ___ (19-Across hero)
• Chicken __
• Chicken topping, for short
• Hero cheese, for short
• Veal cheese, familiarly
• Chicken ___ (dish on "The Sopranos")
• Chicken ___ (dish on 'The Sopranos')
• Pizzeria cheese, for short
• Breaded, fried, and covered in melted mozz, in deli slang