Originally from cookit.recipes
Warm gooey cinnamon rolls perfect for Sunday mornings.

120 min
30 min
6
3 cups flour
1 cup granulated sugar
1 teaspoon salt
4 teaspoons active yeast
1 cup warm milk
1/4 cup butter
1 egg
3/4 cup packed brown sugar
2 teaspoons cinnamon
1/2 cup softened butter
1 1/2 cups powdered sugar
2 tablespoons softened butter (glaze)
1 teaspoon vanilla
2 tablespoons milk (glaze)
Mix flour, sugar, salt, and yeast. Add warm milk, butter, and egg. Mix well and slowly add remaining flour.
Knead dough on floured surface for about 5 minutes until smooth and springy.
Place in greased bowl, cover with towel, and let rise 1.5 hours until doubled.
Mix brown sugar, cinnamon, and softened butter for filling.
Flatten dough into 15x10 inch rectangle. Spread filling over surface.
Roll dough tightly and pinch edge to seal. Cut into 1-inch pieces.
Place rolls in pan, cover, and let rise 30 minutes.
Bake at 350°F for 30 minutes until golden brown.
Mix powdered sugar, butter, vanilla, and milk for glaze. Spoon over warm rolls.