What is expectation? Expectation is what will happen subject to all things being equal. There are 2 perspectives of expectations (God's perspective & Man's perspective) There is nothing hard for God to do. Genesis 1:17.
The purpose of food is to give strength. Acts 5:19.. The normal expectation is that two meals a day is to fill you for the day. 1 Kings 17:2-6
'God bless you' means the Almighty God will summon all the forces in heaven, on earth and underneath the earth to come to your aid. If you're blessed, you can still any storm.