Place corn starch and steak slices into storage bag and shake well until all coated.
Add to crockpot; olive oil, garlic, ginger, water, soy sauce, brown sugar, siracha sauce, and carrots. Mix well.
Place coated steak pieces into sauce and stir well.
Cover and cook on high for 1-2 hours or low for 4 hours.
Serve over white rice and garnish with green onions and sesame seeds.
Enjoy!