21.   Stir until sauce is thickened.

22.   Stirring constantly, cook until sauce is thickened.

23.   The flour combines with the fat in the pan to form a roux, which thickens the sauce without lumps.

24.   The high proportion of collagen sets short ribs apart from ordinary stew meat and helps thicken the sauce, making it sleek and syrupy.

25.   The pureed asparagus thickens the sauce, making it unnecessary to use any thickening agent.

26.   Then continue with the recipe to thicken the sauce.

27.   There are lots of onions in the recipe, along with thyme, bay leaves and other seasonings, and a little flour is added to thicken the sauce.

28.   They make our cakes rise, thicken sauces and bind lasagna fillings.

29.   They thicken the sauce and make the cabbage nice and glossy.

30.   Thicken sauces with vegetable purees.