1: Slice croissants and arrange in a buttered 9x9 casserole dish.
2: Add all the ingredients above to a blender and process until well combined.
3: Pour custard mixture over and submerge croissant slices.
4: Cover and bake in a water bath at 400F covered for 50 mins, then uncovered for 10 mins.
5: Serve with whipped cream and voila!