lamb chop recipe

1 pound ground pork - 2 tablespoons vegetable oil - 1 small onion, chopped - 3 cloves garlic, minced - 1 tablespoon ginger, minced - 1 red bell pepper, sliced - 1 cup snap peas or green beans - 2 tablespoons soy sauce - 1 tablespoon hoisin sauce - 1 tablespoon oyster sauce - 1 tablespoon rice vinegar - 1 teaspoon sesame oil - 1 teaspoon red pepper flakes (optional, for heat) - 2 green onions, chopped (for garnish) - Sesame seeds (for garnish) - Cooked rice or noodles (for serving)