PANDE-HOPIA BREAD/ Onion Bread sobrang sarap at sobrang lambot#bread

Ingredients For filling 1 cup onion 1/2 cup oil 1 cup sugar 1 1/2 cups milk 1/2 tsp salt 1 3/4 cups all purpose flour Dough 1 cup warm milk 3 1/4 cups all purpose flour 1 tbsp quick rise yeast 1/4 cup sugar 2 eggs 1/4 cup butter 1/2 tsp salt Powdered sugar