Possible Clues:

• "Old World Style" pasta sauce
• Sauce from the heart of Czechoslovakia's capital
• Italian sauce
• Brand of pasta sauce
• Sauce hidden in 'asparagus'
• Some asparagus needed for Italian sauce
• ___ alla bolognese (meat-based pasta sauce)
• Big name in sauce
• Alternative to Prego
• Sauce brand with an accent on the last letter