Question:
If a person makes kiddush and drinks a mlo lugmav of grape juice/wine and then eats a kevayis of mezonos, does he add al ha geffen in his al ha michya?
Answer:
If a person ate a kezayis of cake and drank more than a kezayis of wine but less than a reviis (i.e meloh lugmov-roiv reviis) he can add the ahl hagefen to his al hamichya.
Sources:
O:CH 208 Mishnah Berurah 82, Kaf HaChaim 208:91, Igros Moshe O:CH 2:109.
