- Melt 1/3 c butter in small saucepan; add brown sugar and ice cream. 
- Bring to a boil and cook for 2 minutes. 
- Pour caramel into lightly greased 9x13 pan.
- Pat dough into a rectangle. 
- Spread with softened butter and sprinkle with cinnamon. 
- Crumble remaining brown sugar on top. 
- Roll up and seal edge. 
- Cut into 12 rolls and put in the caramel. 
- Allow to rise until doubled in size, about 45 minutes. 
- Bake at 350 degrees for 20-25 minutes.
Source: Grandma, but actual measurements are from allrecipes.com