I have a packet if it gets too bad, and my eating habits are way weird compared to everyone else's, it's:
7:30AM=coffee w/ RTD "creamer"
9:30AM=shake
1:30-2:30PM="lunch" shake+veggie
6:30PM="dinner" meat+veggie
8:30PM=snack
I find I cook better, and more efficiently for dinner, when I'm hungry