Related Clues:

• Cereal of the frisky?
• Alternative to 40-Across
• Grain
• Bagful for Dobbin
• Filly feed
• Feedbag's fill
• Granola, primarily
• Basis of Cheerios
• Cereal staple
• Horse's meal
• Cereal ingredients
• Porridge, essentially
• Cereal crop
• Corkboard item
• Alter course