Possible Clues:

• Raiser of dough
• Fermenting fungus
• One might as yet get a rise from this
• Fermentation catalyst
• You may get a rise from this before Sat
• Loafers use it to get a rise
• Brewmaster's powder
• Cause of many uprisings
• You may get a rise out of it
• Bloomers may be on the rise because of this