Eating before mussaf before kiddush

Hi i want to know what the ravbholds of eating before mussaf without making kiddush. it seems that רב עובדיה מתירs it. עיין ילקוט יוסף סימן רפו. thanks alotb

Chalav yisrael

Hi i want to know what the rav holds of chalav stam and why. because i saw a letter written by Reb Moshe Zt”l that his heter was for shas hadchak. thanks very much!

Chadash in America

Hi i want to know what the rav holds about eating wheat in amerixa and why. because ive heard that all the heterim (bach, aruch hashulchan) were written in a very dochak situation. thanksb