Salted Egg Tuna Sandwich
1.
Prepare all materials and pocket sandwich gadgets
2.
Mince the right amount of onions and pickles; remove the excess water from the canned tuna; crush the salted eggs with a spoon; put all of these in a basin and add the right amount of mustard seed sauce, black pepper, and salad dressing, and stir evenly to become the filling.
3.
If it is old toast, microwave the toast for 10 seconds. Then take it out and roll it a little with a rolling pin
4.
Add the right amount of filling in the middle part
5.
Then cover a piece of toast, and then press it with a mold to remove the extra corners
6.
When pressing, the force should be even. After it is done, it can be cut from the middle or diagonally, or not cut, which is more convenient to carry.