Your homemade pie crusts will be flaky and your biscuits light and airy when you learn how to combine butter with flour, also known as cutting in butt... See moreer. This easy-to-follow video gives you great how-to tips so you can get the best results. Learn why your butter should be cold or even frozen when you cut it in. See three different techniques for cutting in butter, using a pastry blender, two knives, or your fingertips. Find out how to add water, milk, or cream to the butter and flour mixture to make pie or biscuit dough, and get helpful advice for chilling and rolling the dough.