Because this website is dedicated to showcasing all of the wonderful foods that you can cook in a slow cooker, as a rule, we do not test our recipes using other baking methods. However, we have tested this recipe in the oven. To bake this recipe in the oven preheat your oven to 350u003cstrongu003e°u003c/strongu003e F (180u003cstrongu003e°u003c/strongu003e C), prepare the casserole in aa 9x13x2 inch (33 x 23 x 5 cm) baking dish and cook for 25 to 30 minutes or until the biscuits are cooked and the egg mixture is no longer runny,