The reverse creaming method is a u003cstrongu003eway of mixing in the fats into a baked goodu003c/strongu003e. For reference, u003ca href=u0022https://zestforbaking.com/gluten-free-oatmeal-raisin-cookiesu0022u003ethese oatmeal raisin cookiesu003c/au003e use the traditional creaming method. The butter and sugars are creamed then the eggs and rest of the dry ingredients are added. But with reverse creaming, you mix the dry ingredients first, then add the butter, then after the mixture is creamy, add the eggs.