This easy SOUR CREAM BRAN MUFFINS Recipe. Step-by-Step. is perfect for busy families. Comes together quickly with a few staple ingredients! INGREDIENTS1?2 cup margarine, softened 1?4 cup light brown sugar 1 large egg, beaten lightly 1 cup sour cream 1?4 cup molasses 1?2 cup raisins 1 cup all-purpose...