Trim off silver skin and excess fat
Pat the deer loin dry
Season with salt and black pepper
Add garlic, rosemary, thyme, or your preferred seasoning
Let it rest at room temperature for 20 to 30 minutes
Preheat a skillet, grill, or oven to medium-high heat
Sear the loin on all sides until browned
Reduce heat or transfer to the oven to finish cooking
Cook until the internal temperature reaches 130 to 135°F for medium-rare
Remove from heat and let rest for 5 to 10 minutes
Slice against the grain
Serve immediately