Regarding seudas Rosh Chodesh Av. I saw that the Chidah brings to eat meat even on Rosh Chodesh Av lichvod Rosh Chodesh. Do other Poskim confer with the opinion of the Chidah.
Answer:
The custom of Sephardim is to eat meat on Rosh Chodesh. However, the Ashkenazi custom is to refrain from meat even on Rosh Chodesh.
See Mishnah Berurah 551:58; Kaf Hachaim 125.