Preheat oven to 350 degrees F.
Meanwhile, cook pasta according to package directions. Place in a large baking dish and set aside.
Saute the vegetables until the onions are translucent.
Add the vegetables and jack fruit to the pasta.
Combine remaining ingredients in a blender and process until smooth. Pour over vegetables and pasta and stir to combine.
Bake for 30 minutes, or until bubbly.