Beef Flavored Sauce 2 to 3 teaspoons dry Beef OXO mix 2/3 cup boiling water 1 teaspoon cornstarch small amount of water to moisten Mix the OXO and boiling water together and stir well. Mix the cornstarch with just enough water to moisten and stir to prevent lumps. Pour the OXO mixture into a small pan on the stove, and bring to a boil. Add the cornstarch mixture all at once and stir until thickened. Good served over meat or mixed into cooked hamburger. The hamburger mix is good served on potatoes.