Preheat the oven to 425.
Slice baguette into approximately 1/4" thick slices.
In a small pan, combine the olive oil, butter and garlic.
Cook over medium heat until butter has melted and the mixture is bubbling.
Remove from the heat.
Brush both sides of each piece and place on baking sheet.
Place Parmesan cheese on top of each slice.
Bake on the middle rack of oven until golden brown (about 9-10 minutes).