Exercise:
1. Steamed sweet potatoes and purple potatoes are peeled and mashed.
2. Add corn kernels and yolk flavor of Cupid salad dressing to purple potato, and add yolk flavor of Cupid salad dressing to mashed sweet potato, and stir well respectively.
3. Take two spoons. First, take a little mashed potatoes with one spoon, and hold the mashed potatoes with the other spoon, so that the two spoons alternate constantly, and the mashed potatoes can be placed in a three-sided diamond shape.