Pepper oil ---- kitchen frying like to add a little pepper oil when the pot to taste, brighten. Practice: salad oil burned to 9% heat add peppercorns fried until fragrant, fish out the peppercorns and then cooled to become. Proportion 10 (oil):0.5 (pepper) city catty

Oyster sauce ----, processed from oysters (sea oysters) seasoning, in cooking dishes is to add a little oil can be refreshing, beautiful flavor.