Stir in brown sugar, cinnamon, curry powder, salt, red pepper and orange peel to combine. Add pineapple, plums and dried cranberries. Increase heat to high and heat to boiling. Reduce heat to medium-low and simmer 30 to 45 minutes, stirring occasionally, until fruit is soft and dried cranberries have hydrated. Remove from heat and pour into bowl. Cool at room temperature 30 minutes.