1. Prepare 2 potatoes, carrots and onions, and wash them for later use.

2. Peel the potatoes and cut each potato into 4 pieces. Put potato pieces, carrots and eggs in a steamer and steam for 25 minutes.

3. Cut the white onion into filaments, boil the water in the pot, and take it out. Chop it for later use.

4. Steamed potatoes, turn off the fire and dry 1 min. Peel the eggs and chop the carrots. Then, put the eggs, potatoes and carrots together in a fresh-keeping bag, pat them gently with a rolling pin first, and then roll them into mud.

5. Pour into a clean bowl, mix with chopped green onion, and sprinkle with appropriate amount of black pepper and a spoonful of salt.

6. Add three tablespoons Cupid blue bottle salad dressing and stir.

7. The mashed potatoes after stirring are ready.

8. canned tuna, choose the one that tastes like water. After the canned tuna is opened, take out a small amount, shred it and sprinkle it on the mashed potatoes. You can eat it.