One of Yunnan cuisine. Simple and convenient to make, suitable for all ages. Wash potatoes, cut into pieces, and steam them in a pan (rice can be steamed together in a rice cooker, which is easy to cook and saves energy). Peel the mature potato pieces and crush them with a spatula. When the oil (add more oil as appropriate, mashed potatoes are like oil) is 78% cooked, add chopped green onion and pepper, pick up the pepper, add onion, diced green pepper, diced ham and corn, stir fry (it can be added or changed according to personal taste, and friends who like spicy food can put very delicious pepper) for about 3 minutes, add mashed potatoes, stir fry slightly, then turn off the heat, and then stir evenly to get out of the pot.