Possible Clues:

• Doing well identifying location of sandwich filling?
• Where one may use spread betting consistently well?
• Having continued success performing a part on the radio
• Where poppy seeds might be having a run of success
• ... where cheese may be cooking
• Where we may see seeds winning
• Enjoying continuing success playing a character on the radio
• Where to find butter, sausages, rashers and brown sauce? Luckily, it's hot
• Hot, hot, hot!
• Having a successful run, as film is less often nowadays?