1. Use ground turkey or shredded rotisserie chicken instead of beef; Swap rice for cooked pasta or riced cauliflower and adjust broth down slightly; Add extra heat with chipotle in adobo or cayenne; Make ahead by assembling and refrigerating up to 24 hours then bake with 5 to 10 extra minutes; Freeze tightly wrapped up to 2 months and thaw overnight before baking