Possible Clues:

• Graduates tucked into Mexican snack - it's hot stuff!
• Hot sauce to accompany Basil and Sybil’s cheese omelettes primarily
• Tangy hot sauce
• Hot sauce from Louisiana
• Graduates invested in Mexican snack sauce
• Sauce label for company
• ___ sauce
• Mexican food containing a lot of fish and sauce
• A cost involved over a black pepper sauce
• Brand of hot sauce