Recipes: Slow cooker mongolian beef

Preparation:   Preparation time: 10 mins Cooking time: 4 hrs 10 mins Serving: 4 Ingredients: 1 pound flank steak, cut into bite-size pieces ¼ cup cornstarch 2 teaspoons olive oil 1 onion, thinly sliced 1 tablespoon minced garlic 3 large green onions, sliced diagonally into 1/2 inch pieces ½ cup soy sauce ½ cup water ½ cup brown sugar ½ teaspoon minced fresh ginger root ½ cup hoisin sauce Instructions: Place flank...