Possible Clues:

• Feeling initially coming up in old cook for meaty dish
• British dish
• Complaint over duke's meal
• Rare-roasted tenderloin coated in mushroom pate in puff pastry
• G rouse building up weight for meat dish
• Complain rightly in grand tone when rejecting English dish
• A rubbery meat dish?
• Complaint to unspecified number about rising fare
• Cookery writer enthrals female with the Spanish fish course
• Meal with duke underpinning complaint