To make this Easy Stuffed Bell Pepper Casserole gluten-free. Simply ensure that all packaged ingredients. Such as Worcestershire sauce, beef broth, and tomato sauce. Are labeled as gluten-free. Many brands offer gluten-free options. But always check the labels. As recipes can change. This small adjustment. Allows you to enjoy. The same delicious flavors. Without any gluten concerns. Making it a safe. And savory option. For those with gluten sensitivities. Or celiac disease. Enjoy the rich, comforting taste of this family favorite. With everyone at the table!