Extra hungry nearly 18 weeks 🙈 anyone else?

Becky
Omg this is my third baby and tonight all I have wanted to do is eat eat eat and it's like I constantly feel hungry is anyone else like this? 
I can't even get a packet of meat out to make my little girls lunch without wanting to eat the meat out the pack then ended up making my self a sandwich as I felt so hungry n then I still feel hungry 🙈 I have even tried drinking more fluids X