Preheat oven to 350℉. Line a baking sheet with parchment paper.
Place baguette slices onto prepared baking sheet. Drizzle with 2 tablespoons olive oil. Place into oven and bake for 8-10 minutes, or until golden brown.
Top each baguette slice with Parmesan cheese. Place into oven and bake for 1-2 minutes, or until cheese has melted.
In a bowl combine remaining 1 tablespoon olive oil, balsamic vinegar, salt and pepper, to taste.
Top each baguette slice with mixture, garnished with Parsley.