Remove moisture from the tofu with a kitchen towel, then mash it.
Finely chop onion, bell pepper, and spinach.
Heat olive oil in a pan and sauté onion, bell pepper, and spinach.
Add the mashed tofu and stir-fry together, then season with salt and pepper.
Place the sautéed vegetables and tofu onto a whole wheat tortilla and roll it up.
Lightly toast the burrito in a frying pan until the outside is crispy.
Slice into bite-sized pieces and plate.