In a medium sized saucepan, melt butter. Add maple syrup, vanilla and ground cardamom. Whisk to combine and add peaches. If desired, add about 1/4 tsp. of freshly grated ginger to sauce. Taste and add more to your liking.
Let the peaches lightly simmer over low heat for approximately 5 minutes or until sauce begins to thicken. Remove from heat and let sauce cool.
Top desired dessert with slightly warm or room temperature peach sauce. Optional, add chopped nuts of choice.
Nutritional data is for the peach sauce only and doesn't include the nutritional value of the pictured ice cream and nuts.