01 - 
                Spray an 8x8" pan with cooking spray.
              
              
              
                02 - 
                Rip or cut croissants into bite size pieces. Place your croissants in the pan in a single layer, squeezing them into fit so the entire pan is full.
              
              
              
                03 - 
                Whisk eggs, milk, sugar, and vanilla in a large measuring cup or bowl. Pour over the croissants. Sprinkle chocolate chips over the top. Press gently to submerge all the croissants.
              
              
              
                04 - 
                Let the mixture soak for 1 hour at room temperature or cover and refrigerate overnight. Occasionally press down to make sure all the croissants are submerged and absorb the custard mixture.
              
              
              
                05 - 
                Preheat oven to 350°F. Remove pan from refrigerator, remove the plate, and cover with foil. Bake for 40-45 minutes until set.
              
              
              
                06 - 
                Serve warm with maple syrup or a sprinkling of powdered sugar.