Well just use normal oil and flour. If you really need something close, get a different type of oil and flour. Like olive oil.
Ground soy beans.
yes
Certainly you can (it's a free country), but I don't know if you'd want to-it probably wouldn't taste very good. If you're a vegetarian looking for fast, drinkable protein options, you might consider...
dry soy is just like any other food. if you eat expired food, there's a chance that you might get sick and might not get sick.