Here's What Makes Philadelphia Cream Cheese Different In Europe From The US - Tasting Table
American block Philadelphia and European tub Philadelphia use different thickeners and textures, making them unsuitable substitutes in many baking recipes.
When To Use Flour Vs Cornstarch For Thickening Sauces - Tasting Table
Flour is the perfect substitute for cornstarch if you are making a sauce that contains fat, like butter or milk, or if you want a rich, thick sauce like gravy.