Line a baking sheet with tinfoil. Place the asparagus on the baking sheet and drizzle with the melted butter.
Sprinkle onion powder, garlic powder and pepper then Parmesan cheese over the top of asparagus.
Place in a 400 degree oven for 10 minutes.
Remove and top with the mozzarella cheese.
Return to the oven for an additional 5 minutes to melt the cheese.