Original sentence: A prototype may be Murgh Makhni (butter chicken), a dish from the Punjab region of India.Another theory is that it originated in British India to adapt local dishes to the British palate.At least one source has the dish originating in New Delhi in 1947.Many restaurants throughout the UK claim to have invented it.Perhaps the most widely reported explanation of the origins of the dish is that it was conceived in Glasgow in the late 1960s, when a customer, who found the traditional chicken tikka too dry, asked for some gravy.The chef supposedly improvised a sauce from tomato soup, yogurt and spices.The origins of chicken tikka masala are disputed:.The question of the dish's origins sparked a heated debate when the then foreign minister of the UK, Robin Cook, announced it as the new British national Dish.The recipe's age is also unproven, with claims ranging from the 1970s back to the 1950s
Edited sentence: The origins of chicken tikka masala sparked a heated debate when the then foreign minister of Great Britain, Robin Cook, announced it as the new British national Dish