Health preservation is a kind of self-maintenance of the body. There are many ways and specific methods of health preservation, and the ultimate goal is to promote physical and mental health through some health preservation methods. As the saying goes, "nip in the bud", dietotherapy is a health-keeping secret to help and promote the human body to improve and be healthier by using reasonable diet. Today, Xiaobian gives you * * * to enjoy the diet of middle-aged and elderly people, which should be dominated by nourishing yang, nourishing yin and kidney and nourishing high-quality protein. The products are delicious and strong, and I hope you like them and benefit from them.

Prepare food in advance for sauteed mutton with sauce: 500g of beef (lean), 20g of cooking oil, 3g of salt, 2g of vinegar, 2g of chicken essence, 5g of cassava starch (lentils), 0g of soybean sauce10g, 2g of sesame oil, 3g of shallots, 2g of garlic (white skin) and 2g of ginger. Practice process: 1, prepare ingredients in advance, cut beef into thin slices, wash onion, ginger and garlic into slices, and wash ginger and chop it for later use; 2. Put the oil in a spoon, put it in soybean sauce when it is 60% hot, then saute the onion, ginger and garlic slices. When the sauce glows, put vinegar and salt to cook, add mutton, and when it is 90% hot, add soup, add chicken essence, thicken it with water starch, pour the oil, sprinkle ginger foam, and serve with a spoon.

Cordyceps sinensis, ducks and ducks prepare food in advance: 2000g of quail meat, 8g of cordyceps sinensis, 0g of onion root10g, 2g of ginger10g, 2g of white pepper and 2g of salt. Practice flow: 1, prepare the ingredients in advance, remove the dust from Cordyceps sinensis, wash it with warm water, drain the blood after the ducks and ducks are slaughtered, blanch them thoroughly with hot water at about 75℃, cut off the head and claws, cut off the back, dig out the internal organs, and drain the water after washing; 2. Pour it into boiling water for about 1 min, fish it up and let it cool, wash ginger and onion, cut it into pieces and sections for later use, put about 2-3 strips of Cordyceps into the abdominal cavity of each mandarin duck, and divide 8 grams of Cordyceps into 8 portions. 3. Then wrap them tightly with thread one by one in a dish, seal them with wet tissue paper, collect pigeons and steam them for about 40min, then take off the dish and remove the tissue paper to serve.

Prepare food in advance for crayfish fillet soup with fresh cream: crayfish 1 50g, carp 1 00g, tomato 200g, onion (with white skin) 30g, carrot 30g, lettuce15g, salt 3g, white pepper1g, and carrot 30g. Process: 1, prepare ingredients in advance, and cut fish and lobster meat into pieces 1cm long and 5mm wide; 2. Cooked in a boiling pot, fished out, and packaged separately in 10 soup bowls; 3. When serving, add boiled tomato soup with fresh cream to serve.