Blend. Gradually add flour; knead until smooth. Place in a large greased bowl. Cover and let rise until doubled. Punch down dough and let rise again. Then roll out on floured board to 34 x 21 inch size. Take 1 cup soft butter and spread over surface. In small bowl, mix 2 cups brown sugar and 4 teaspoons cinnamon. Sprinkle over top. Roll up very tightly. With knife, put a notch every 2 inches. Cut with thread or knife. Place on lightly greased cookie sheet 2 inches apart. Take hand and lightly press down on each roll. Cover and let rise until doubled again.
Combine all ingredients and mix until smooth.
Makes 20 very large rolls.