Brown ground beef
Add minced onions and minced garlic
Sauté until soft
Add frozen carrots and peas
Add tomato paste, soy sauce, beef broth, and cornstarch slurry and let simmer until thickened. Salt and pepper through each step.
Pour into grease casserole dish
Make mashed sweet potatoes and add an egg. Mix well. Layer on top of ground beef mixture. Bake at 350 for 20-30 minutes.