Add Raisin Bran to a zip top bag and crush with a rolling pin. Set aside.
Add warm water, sugar. yeast and oil to a large bowl and mix together.
When yeast starts to bubble, about 5 minutes, add 2 cups of flour, salt and crushed Raisin Bran.
Stir together, add 1-2 more cups of flour mixing until dough comes together into a ball.
Pour onto a floured surface and knead 3-5 minutes.
Cover and allow to rise 1 hour or until doubled in size.
Punch down dough and roll to about 1/4 inch thick.
Spread with softened butter.
Sprinkle with brown sugar and cinnamon.
Roll tightly from the long side and pinch seam to seal.
Cut into 1 inch slices.
Place in a greased baking dish or pie plate about 1 inch apart.
Cover and allow to rise 30 minutes to 1 hour.
Preheat oven to 350°.
Bake for 22-25 minutes or until cooked through.
Mix powdered sugar and milk together until smooth.
Drizzle over rolls.
Serve warm or at room temperature.