How to Make SOUR CREAM CINNAMON NUT MUFFINS Recipe. Step-by-Step. is perfect for busy families. Comes together quickly with a few staple ingredients! INGREDIENTSFILLING 1?4 cup brown sugar 1?4 cup finely chopped pecans or 1/4 cup walnuts 1?2 teaspoon cinnamon MUFFINS 1?2 cup butter 1?2 cup sugar 2...