Bok Choy and Asparagus Stir-Fry

Ingredients

• 1 teaspoon of water (or adjust as needed)
• 1 teaspoon of cornstarch (or more if needed)
• ½ cup of low-sodium beef broth
• ½ cup of low-sodium soy sauce
• 2 teaspoons of rice vinegar
• 2 teaspoons of wine vinegar
• 2 teaspoons of red pepper flakes
• 1 teaspoon of white sugar
• 1 clove of minced garlic
• ¼ teaspoon of ground ginger (optional)
• 2 tablespoons of vegetable oil (or adjust as needed)
• ½ pound of asparagus, cut into 1-inch pieces
• ½ onion, chopped (or adjust to taste)
• 2 cloves of minced garlic
• 4 heads of baby bok choy
• 1 zucchini, chopped
• 4 teaspoons of toasted sesame seeds