Drunken Udon Noodles with Chicken

Name: Drunken Udon Noodles with Chicken
Ingredients: 1 bunch Broccolini, finely chopped; 8 oz Mushrooms, any brown, sliced (look for pre-sliced); 6 oz Udon noodles, dried (sub dried spaghetti or linguine); 1 lb Chicken breasts, boneless and skinless, chopped; 2 Tbsp Cilantro, chopped; 2 Eggs, whisked; 1 Tbsp + 1 Tbsp Oil, cooking; 2 cloves Garlic, chopped; 2 tsp Ginger (opt), grated; 2 Tbsp Brown sugar; 4 Tbsp Soy sauce, low-sodium; 2 Tbsp Water; 2 Tbsp Oyster sauce; 2 tsp Vinegar, rice; 1/2 tsp Sriracha (opt)