1. Preheat grill to medium-high heat.
2. In a large bowl, whisk together olive oil, lemon juice, garlic, salt, and black pepper.
3. Add shrimp to the bowl and toss to coat evenly.
4. Thread shrimp onto skewers, leaving a little space between each shrimp.
5. Grill shrimp skewers for 2-3 minutes per side, or until cooked through and slightly charred.
6. While the shrimp is grilling, melt butter in a small saucepan over low heat. Add chopped parsley and stir to combine.
7. Brush garlic butter over the grilled shrimp skewers before serving.
8. Enjoy your delicious keto-friendly Grilled Shrimp Skewers with Garlic Butter!