Beef Yaki Udon

Name: Beef Yaki Udon
Prep time: 10 min
Cook time: 10 min
Total time: 20 min
Cuisine: Asian, Japanese
Ingredients: 2 packets fresh udon noodles (about 16 ounces); 1 pound beef stir-fry strips (or sliced sirloin, tri-tip, ribeye, top loin (strip), or tenderloin ); 1 tablespoon neutral oil (such a vegetable, grapeseed or avocado oil); ½ large onion (yellow, sweet or red); 2 carrots (peeled, cut on the bias); 1 zucchini (cut on the bias); 8 ounces mushrooms (sliced); 1 small head broccoli (chopped into bite-sized pieces); 1 jalapeño (sliced thin, on the bias); 4 scallions (sliced thick, on the bias, plus more for garnish); ½ cup soy sauce; ½ cup water; 1 tablespoon neutral oil (such as vegetable, grapeseed or avocado oil); 1 tablespoon mirin; 1 tablespoon sake (or dry sherry); 1 tablespoon rice wine vinegar (unseasoned); 1 teaspoon brown sugar; 1-2 inches ginger (peeled, grated or minced); 4-8 cloves garlic (8 small or 4 large)