Mix together the juice of a lemon, soy sauce, and water. Set aside.
Mix togther the flour, cornstarch, salt, and pepper. Set aside.
Rinse and wash your chicken livers. Most importantly, make sure you thoroughly pat dry the chicken livers.
Dredge the chicken livers in the flour mix. Make sure the livers are evenly coated, with any excess shaken off.
In a saute pan, add 1/4 cup of cooking oil over medium high heat. Add the chicken livers.Make sure to not overcrowd the pan.
Cook for 4-5 minutes a side. These don't need to be completely cooked through yet since they will be cooked again.
Drain the livers on a paper towel.
In another large skillet, saute the onions and garlic in butter over medium heat for 3-4 minutes
Pour in the lemon soy sauce mixture and bring to a boil.
Toss the chicken livers into the sauce for 1 minute. Plate and serve.