Melty and delicious baked crab dip

1. Preheat oven to 350°F. 
2. Sauté the onion, garlic, and jalapeño in olive oil over medium heat until onions are tender and translucent (4-5 min); season with salt and pepper to taste. 
3. Place in a large bowl and mix in all the rest of the ingredients besides the parmesan cheese and crostini. 
4. Transfer the crab mixture into a baking dish or large ramekin and top with a layer of parmesan cheese. 
5. Bake for 30 minutes and then broil for 1-2 minutes so that the top gets golden brown and bubbly. 
6. Serve with crostini or chips and enjoy!