Mongolian Beef Thats Easy to Make 30Minute Weeknight Win

Ingredients

• 1 lb / 450g beef sirloin, thinly sliced
• 2 tablespoons cornstarch
• 1/4 teaspoon salt
• 1/4 teaspoon black pepper
• 2 tablespoons vegetable oil
• 1/2 cup / 120ml soy sauce (low sodium preferred)
• 1/2 cup / 100g packed brown sugar
• 1/4 cup / 60ml water
• 2 tablespoons rice vinegar
• 1 tablespoon cornstarch
• 1 tablespoon minced garlic (about 3 cloves)
• 1 teaspoon grated ginger
• 1/4 teaspoon red pepper flakes (optional)
• Sesame seeds (optional)
• Chopped green onions (scallions) (optional)