Make sure you cut up your bread into ½-inch cubes and lay them out to get stale ahead of time.
In a small sauce pot, over medium heat, combine cranberries brown sugar and lemon juice. Cover and cook, stirring occasionally, until berries are soft and have given out juice. (5-7 minutes.)
In a medium mixing bowl, whisk eggs, Silk, butter, vanilla extract, allspice and sugar together until smooth.
Carefully stir in cranberry mixture.
Lightly grease a 2-quart, wide pan (or like a 9×9 baking pan) and spread bread evenly. Pour egg mixture over the bread, making sure berries are spread as evenly as you can. Press lightly and put in the oven.
Bake for 35-45 minutes at 400 degrees. You can check for doneness by touching in the center, if it feels dense and firm, the eggs are cooked.
Sauce: Preheat a small sauce pot over medium heat and add whiskey. Simmer for a few minutes to let alcohol cook out. Add maple syrup and cinnamon. Stir well and cook for a couple more minutes.