Possible Clues:

• Good puzzle, but one's likely to become heated
• Flat cooking surface
• Note the sieve for the cooking surface
• Flapjack-making need
• Cook needs good sieve
• Where to cook the cakes? Good question
• Open fire below this - Gee, do you know the answer to it?
• Gee! What a puzzle for the cook to get it hot
• Sieve used with force first on cooking surface
• Led off behind grating to find hotplate