Preheat oven to 375°F and place a rack in a large rimmed baking sheet. You can also use a roasting pan. In a small bowl, add melted butter, garlic, rosemary, smoked paprika, salt and pepper. Stir to combine.
Bake uncovered for 20 minutes per pound or until internal temperature in the deepest part of meat reaches 150 – 155° F when checked with thermometer. Actual time will depend on the size of your turkey breast.