Sesame Crusted Tofu

Name: Sesame Crusted Tofu
Cook time: 20 min
Total time: 20 min
Cuisine: Asian
Ingredients: 1 (16oz) package extra-firm tofu; 1 egg; 3 tablespoons panko bread crumbs; 2 tablespoons white sesame seeds; 1 tablespoon black sesame seeds; canola oil for frying; green onions, sliced; 2 tablespoons sugar; 3 tablespoons lime juice; 1 1/2 tablespoons fish sauce, or to taste; 2 garlic cloves, minced; 1/8 teaspoon crushed red pepper flakes, optional