1. Spray one (three) 9 × 13-inch baking dish(es) with nonstick cooking spray. Putting the pasta together Place all the ingredients into a large bowl and stir to combine. Transfer the mixture to a resealable freezer bag, dividing it equally among two bags if you are splitting the recipe.
2. For dinner tonight
3. Preheat the oven to 350°F. Place the contents of a bag into the prepared baking dish and cover with foil. Place in a crockpot, set on low heat, and cook for 5 to 6 hours.
4. To freeze
5. Label, date, and freeze for up to 3 months. Thaw in the refrigerator for one day before cooking as directed above.