Zikr & Dua

Correction of duas for eating

Q: 

  1. Please clarify if the dua for eating has wa ala barakatillah or if it is just wa barakatillah without ala, which one is Sunnah and rewarding?
  2. The dua after eating is it wajaalana minal muslimeen or wajaalana muslimeen, which one is Sunnah and rewarding?

​Please write the duas in Arabic with Harakat and reference from Hadith.