Split Fit Meal Prep › Mongolian Beef and Spinach Noodles (DF) Image 1 of 1 Mongolian Beef and Spinach Noodles (DF) $18.00 Mongolian Steak with Protein Foods, Spinach, Sesame, and Green Onion.Calories: 471Protein: 48gCarbs: 38gFat: 9g Add To Cart Added! Mongolian Steak with Protein Foods, Spinach, Sesame, and Green Onion.Calories: 471Protein: 48gCarbs: 38gFat: 9g