In a shallow dish combine cornmeal, salt and pepper. In another shallow dish combine egg and water. Dip pork in egg mixture and then in cornmeal mixture to coat.
Heat oil in a very large skillet over medium-high heat. Add pork and cook 2 minutes per side or until no pink remains. Remove to serving platter. Add beans and zucchini to skillet; cook and stir 6 to 8 minutes or until crisp-tender. Add salt and pepper to taste; toss. Serve along side pork. Sprinkle with oregano leaves. Makes 4 servings.