Beat the chilled cream by hand or in the bowl of a stand - up mixer on high until stiff peaks form. (golubkakitchen.com)
Using an electric mixer, beat chilled chocolate mixture until soft peaks form. (epicurious.com)
Using an electric mixer on medium - high speed, beat chilled brown butter and 3/4 cup sugar until very pale and fluffy, 5 — 7 minutes. (bonappetit.com)