In a large bowl, combine the shrimp, white wine, 2 tablespoons melted butter, lemon juice, garlic, salt, and black pepper. Toss to coat well.
Cover and refrigerate for at least 1 hour.
Preheat the grill to medium-high heat.
Thread the shrimp onto skewers.
Grill the shrimp for 2-3 minutes per side, or until opaque and cooked through.
Remove from the grill and set aside.
FOR THE TOP:
In a small bowl, combine the almond flour, Parmesan cheese, salt, and melted butter. Stir until well mixed.
Spread the mixture over the grilled shrimp.
Place the shrimp back on the grill for 1-2 minutes, or until the topping is golden and crispy.
Remove from the grill and sprinkle with fresh parsley.
Serve immediately.
