Pad Thai Potstickers

Name: Pad Thai Potstickers
Ingredients: 1 tablespoon tamarind paste (seedless); 2 tablespoons fish sauce; 1 tablespoon granulated sugar; 1 large egg; Salt & pepper; 8 oz extra firm tofu, cubed, drain and blotted dry; 8 oz cooked salad shrimp, thawed; 2 thai chilies, seeded and roughly chopped, plus more to garnish; 1 handful roasted peanuts, plus more to garnish; 2 cloves garlic, roughly chopped; 1 handful bean sprouts; 1/4 cup sliced scallions, plus more to garnish; 1/4 cup fresh cilantro; 40 round gyoza or wonton wrappers; 2 tablespoons canola oil per batch; Ginger peanut sauce, to dip, optional