1/2 pound ground pork
1/4 cup finely chopped scallions
2 tablespoons finely chopped red bell pepper
1 egg, lightly beaten
2 teaspoons ketchup
1 teaspoon yellow mustard
2 teaspoons Worcestershire sauce
1 teaspoon light brown sugar
1 1/2 teaspoons kosher salt
1/2 teaspoon freshly ground black pepper
1/4 teaspoon cayenne pepper
35 to 40 small wonton wrappers
Water, for sealing wontons
3 to 4 tablespoons vegetable oil, for frying
1 1/3 cups chicken stock, divided