PETER: Whenever I reminisce about the early House of Nanking days with our original fans, they always talk about a dish we called “Prawns in Twin Happiness Sauce.” It was one of our most popular offerings and was basically a two-for-one deal: these sesame prawns, plus prawns in beer sauce. Back then, a lot of the quick dine-in Chinese restaurants in Chinatown had combo plates. You could pick two entrees to add to your rice plate and it fel