Yup, it is possible if you prepare your own meals. As long as you don’t go for expensive stuffs. Meat is the expensive item. Just eat the amount you need and load rest of the calories with carbs & healthy oils. Some brands of olive oil aren’t that expensive.

If you want a cheap vegan source of protein, try tempeh.

Most wet markets should have them. I have them daily since I make them. It’s easily digestible due to the fermentation process. Somewhat similar to whey, it’s high in leucine, isoleucine & valine.

It is made of soy so do take note if you have any allergies.