Make Ahead Challah French Toast Casserole with Cranberries

Ingredients (15)

• 6 eggs
• 1 cup milk
• 1 cup apple juice
• 1 tsp. vanilla
• 1/2 tsp. salt
• 1/2 cup cranberry-apple butter
• 1 lb. loaf challah bread or brioche
• 1/2 cup butter
• 3 cups oats
• 1/2 cup packed brown sugar
• 1 tsp. ground cinnamon
• 1 tsp. vanilla
• 1/2 tsp. salt
• 1/2 cup walnuts
• 1/2 cup cranberries