Preheat oven to 350°. Place butter in a small microwave-safe bowl; melt in microwave. Grate or press garlic into butter; stir to combine.Advertisement
With a serrated knife, split bread loaf in half horizontally. Brush both halves with butter mixture. Season lightly with salt and pepper and sprinkle with parsley.
Put bread halves back together and wrap in foil. Place on a baking sheet and bake until warmed through and slightly crisped, 10 to 15 minutes. Cut into 1-inch slices and serve warm.