Add 10 cups water and 3 cups cut up mixed dried fruit (prunes, apricots, apples, raisins) to a slow cooker. Turn on low for 4 hours.
Make a paste of 1/3 cup sugar, 3 heaping Tbsp cornstarch and a little evaporated milk (add more milk if you like it creamier) - mix well. Slowly stir in to fruit/water mixture. Bring moos to a boil, then remove from heat. Cool.
