Warm milk to lukewarm.

Stir yeast into the lukewarm milk until dissolved.

Rub butter into flour until it resembles coarse crumbs.

Add sugar and salt to the flour mixture.

Combine the milk mixture with the flour mixture.

Stir until the dough is smooth.

Divide the dough in half.

Flatten each portion of the dough to fit into a large pan.

Let the dough rise in a warm place for 20 minutes.

Melt the butter for the filling.

Stir in the brown sugar into the melted butter until combined.

Drizzle the brown sugar mixture over the risen dough.

Bake in a preheated oven at 400 degrees F (200 degrees C) for 20-25 minutes, or until golden brown.