Slow Cooker Beef and Broccoli

Bahan-bahan (4 porsi)

• 1 1/2 pounds flank steak (cut across grain into thin slices)
• 1 cup low-sodium beef broth
• 1/4 cup low-sodium soy sauce
• 1/4 cup oyster sauce
• 1 tablespoon honey
• 1 tablespoon rice vinegar
• 2 teaspoons chili-garlic paste (or Sriracha, or 1/2 teaspoon red pepper flakes, plus additional to taste)
• 2 teaspoons minced garlic (about 2 large cloves)
• 2 tablespoons cornstarch
• 5 cups broccoli florets (about 2 small crowns)
• Prepared brown rice ( or quinoa for serving)
• Chopped green onions ( and toasted sesame seeds optional for serving)