Preheat oven to 350º F. Spray 9x13 baking dish or two small casserole dishes with nonstick cooking spray.
Combine all until well-combined. Spread into casserole dish(es). If baking in one 9x13, bake about 30-35 minutes. If baking in two smaller casserole dishes, bake about 15-20 minutes, depending on the size of the dish. Serve hot with crackers or corn or tortilla chips.