1 (15-ounce) can whole baby corn, drained, cut in half if you want
1 (15-ounce) can whole straw mushrooms, drained
1/2 tablespoon sriracha
Combine first 7 ingredients in a small bowl; stir with a wire whisk until well-blended. Set aside.
Heat oil in a wok or large nonstick skillet over high heat. Add onion; stir-fry 2 minutes. Add broccoli, cover for 2 mins, stir occasionally. Add corn and mushrooms; stir-fry 2 minutes. Add broth mixture; stir-fry 1 minute add sriracha. Salt and pepper further to taste.