Preheat the oven to 375F
Add the yogurt, parmesan, oil, salt, pepper and garlic to a food processor
Process until you cant see the garlic cloves
Add the basil until its chopped well and mixed in
Rinse your Asparagus and cut ends off
Cut a sheet of aluminum foil large enough for the the asparagus and salmon
Arrange asparagus spears on foil and top with the salmon
Generously pour your pesto mixture over the salmon (about half mixture)
Cut another piece of foil large enough to cover everything and fold up the sides
Place on a cookie sheet and bake for 30 minutes