01 - Heat oven to 400°F. Line a baking sheet with parchment paper.
02 - Wrap tofu block in a clean towel, place a heavy object on top, and press for 10 to 15 minutes to extract excess water.
03 - Slice pressed tofu into 3/4-inch cubes.
04 - In a bowl, toss tofu cubes with cornstarch, salt, and pepper until evenly coated. Drizzle with olive oil and mix again.
05 - Arrange tofu in a single layer on the prepared baking sheet. Bake for 25 to 30 minutes, flipping halfway through until golden and crispy.
06 - Whisk together peanut butter, soy sauce, rice vinegar, maple syrup, sesame oil, sriracha, and minced garlic in a small bowl. Gradually add warm water until smooth and pourable.
07 - Plate baked tofu, drizzle with spicy peanut sauce, and garnish with spring onions, peanuts, cilantro, and lime wedges as desired.