Thoroughly clean the squid and tofu.
Cut the squid into bite-sized pieces and dice the tofu into cubes.
Heat cooking oil in a pan and stir-fry the squid.
Once the squid is cooked, add the tofu and stir-fry together.
Season with soy sauce, garlic, green onion, and pepper.
When the ingredients are well mixed, transfer to a plate and serve.