Black Pepper Stir Fried Noodles

Name: Black Pepper Stir Fried Noodles
Prep time: 15 min
Cook time: 15 min
Total time: 30 min
Cuisine: Asian, Chinese
Ingredients: 1/2 tablespoon freshly ground black peppercorns; 5-6 tablespoons soy sauce; 3 tablespoons mirin (sweet rice wine); 2 tablespoons honey or sugar; 1 1-inch piece ginger; 3 cloves garlic; 2 tablespoons cornstarch dissolved in 6 tablespoons water; 2 tablespoons sesame oil; 8 ounces udon noodles (rice noodles would also work); 2 cups spinach leaves; 10 ounces extra firm tofu; sesame seeds for topping