2 Tablespoon(s) cold water
1 Tablespoon(s) or tapioca starch corn starch
2 Tablespoon(s) oyster sauce
1/2 Tablespoon(s) sugar
Make the slurry: In a small bowl, mix cold water and starch until completely dissolved.
In a small bowl, combine slurry, oyster sauce, sugar and sesame oil. When ready to use in a stir-fry, give it a final mix as starch will settle on the bottom.