Shrimp and Broccoli Stir Fry

Name: Shrimp and Broccoli Stir Fry
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Cuisine: Chinese
Ingredients: 8 pieces large shrimp (200 grams, peeled, deveined, retain tails); 1 1/2 cups broccoli (1 small head, cut in florets); 1/2 cup red onion (1 small, thinly sliced ); 50 grams red bell pepper (1 small, cored, deseeded); 1/3 cup fresh ginger (2 thumbs, thinly sliced); 1/4 cup garlic (8 large cloves, thinly sliced ); 1/8 teaspoon ginger powder; 1/8 teaspoon garlic powder; kosher salt (to taste); ground black pepper (to taste); fresh spring onions (green onions for garnishing); 1 tablespoon sesame oil; 2 to 3 tablespoons oil; 1 teaspoon chili garlic sauce; 1 tablespoon light brown sugar; 1 1/2 tablespoons soy sauce; 1 tablespoon rice vinegar; 4 to 5 tablespoons water; 1 tablespoon cornstarch; 3 to 4 tablespoons water