To make the tofu marinade, whisk together the soy sauce, plant based milk (coconut milk or any other), sesame oil and thai red curry paste in a large bowl.
Cut the tofu into cubes of desired shapes and add to the marinade.Marinate the tofu for at least 30 minutes, or up to overnight.
Marinate the green and red pepper pieces for 5-10 minutes from the extra marinade leftover from the tofu pieces
Preheat the air fryer to 180C / 355 degrees F.Thread the tofu cubes and peppers onto the wooden skewers.
Place them on a single layer .Use an oil spray or brush oil on top of the skewers
Air fry the tofu skewers for 14-15 minutes, or until golden brown and crispy.
While the tofu is air frying, make the peanut sauce. In a small bowl or a food processor , combine the peanut butter with the leftover marinade, Process until smooth.
Serve the air fried tofu skewers with the peanut dipping sauce.