1. Peel potatoes, cut them into small pieces, and steam them in a pot.

2. Granulate raw corn and cook it with water.

3. Mix the steamed potatoes and corn with salt and pepper, because potatoes are not easy to taste, so mix some seasoning first.

4. Wash the lettuce and tear it into small pieces. Cut the ham into pieces and add a little olive oil.

5. Finally, mix potatoes and corn into lettuce, then add salad dressing and stir.