Possible Clues:

• Soft-Coated ___ Terrier (breed named for its grainlike color)
• Sort of bread to consume, when outside
• Yellow-brown shade
• Consume stuffing with chicken — it's made from grain
• Wholemeal, we note, has high temperature inside
• Like some bread, only the first two slices of which may get consumed
• When one is about to eat, it's so corny
• Like bread married couple scoffed?
• Passion in Old London? How corny!
• That was the time one was about to polish off the loaf