Cook the chopped bacon until crisp. Drain, reserving 1 tablespoon of the rendered fat.
Combine the bacon, parsnip, carrot, scallions, eggs, flour, baking powder, salt, and pepper.
Heat oil in a skillet. Drop heaping tablespoons of the mixture into the oil, flattening slightly.
Fry 3 to 4 minutes per side, until golden and cooked through. Drain thoroughly.
Heat the sauce oil in a wok over high heat. Add garlic and ginger, stir-fry 30 seconds.
Add the soy sauce, rice vinegar, and honey. Simmer 30 seconds.
Add the drained fritters and toss quickly 1 to 2 minutes to coat evenly.
Transfer to a plate immediately and top with scallions and sesame seeds.