01 - Preheat oven to 400°F (200°C).
02 - Combine softened butter, minced garlic, chopped parsley, salt, and black pepper in a small bowl until uniformly mixed.
03 - Place bread slices evenly on a baking sheet.
04 - Spread the garlic butter mixture evenly over each bread slice.
05 - Optionally, sprinkle grated Parmesan cheese atop each buttered slice.
06 - Bake in the preheated oven for 8 to 10 minutes, until edges turn golden and crisp.
07 - Remove from oven and serve immediately for optimal crispness.