When you are starving, you always something quick & easy.
I can't think of anything which is easier than this ;)
ingredients (serve for 1 ppl)
avocado 2 pcs
tuna 1 can
seasonings
sea salt & pepper as you like
soya sauce 2 tablespoon
miso sauce 1/2 tablespoon
lemon 1/4 pc
method
1) cut the avocado into small piece, squeeze some lemon juice into it
2) pour the tuna into a big bowl, mix it with avocado & soya sauce
3) season it with salt & pepper, and some miso sauce on top > all done! how easy is that?
small tips
squeeze the lemon juice into the avocado to prevent oxidation