[header] How to make overnight french toast [title] Butter a large baking pan. [step] Find a baking pan or casserole dish deep enough to hold all your ingredients. Melt ½ cup of butter (about one whole normal-sized stick), add 1 cup brown sugar and pour the mixture into the bottom of the dish to coat it. 
[substeps] Depending on the size of your baking dish, you may have use multiple layers to make room for the bread. Use a spatula to help spread the butter/sugar mixture, as it will likely be sticky.