This 4 cup fat separator by Chef Essentials has been the best It gets the job done. This product is good quality and every kitchen should have it. This fat separator is mainly for gravy or any liquid containing fat but you can also use it as a measuring cup.
Liquid fat must be separated from the drippings of a roast before making gravy or from a pot before turning it into soup. And thanks to this product separating liquid fat is going to be more easy because you'll have all the materials you need in one simple fat separator. In the package you'll receive instructions on how to use it, a BPA free heat-resistant plastic fat separator with measurements markings up to 4 cups which you can use as a measuring cup too, a heat-resistant strainer and stopper with a non slip handle which has a firm grip.
Overall I'm very satisfied with this product I love that it has many uses and it works great with cold and hot liquids which is awesome because you know it will be durable and very functional for every use. Is also very easy to clean you can wash it by hand or you can put it in the dishwasher.
Disclaimer: I receive this product at a discounted rate for my honest and unbiased opinion.

https://www.amazon.com/gp/aw/d/B018T2F1PE?vs=1