Steps:

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Step 1: Drain the oil in the pan, add the onion (shallot) for flavor, then the curry powder and turmeric. After mix them well add the tomato sauce.

After all the ingredients mix well, add some water;

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Step 2: Add the pre-cooked potatoes and place the diced pork bread, mutton leg, roast beef, roast duck and roast chicken last;

(this step is necessary for the meat to absorbs the sauce)

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Step 3: Cook the mixture of ginger, shallot, and roasted duck sauce, add the yellow mustard and wait about 5 minutes before stirring. By now the ingredients are almost cooked;

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Step 4: Use a spatula to remove the ingredients from the bottom of the pan and finally add some Worcestershire sauce and a small dose of whiskey to complete the sauce.