Mix together all the dry ingredients. Add the butter, shortening, milk, eggs and orange juice. Mix thoroughly. Spoon batter into greased muffin pans until two third full. Top each muffin with an orange section. Bake in a preheated 190ÂșC . oven for 20 to 25 minutes. Makes 3 dozen muffins. Entered into MasterCook by Terri Law, 0. 378787878787.88. Recipe By : Sue Wilcott of Edwards Mansion