1. Slice the lemon into thin slices and set aside.
2. Put the starch-coated meat into a frying pan and fry until golden brown.
3. Put seasonings in a saucepan and bring to a boil on low heat.
4. Add the lemon when it starts to boil.
5. After the sauce thickens, add the fried sweet and sour pork and stir-fry evenly.
