When cranberries are in season, I stock my freezer with as many bags as I can. Try the following recipe from “Hershey’s Holiday Collection Cookbook,” and I bet you’ll be doing the same. TINA JAROSEK   Peanutty Cranberry Bars INGREDIENTS 1/2 cup butter, softened 1/2 cup sugar 1/4 cup packed light brown sugar 1 cup flour 1 cup rolled oats 1/4 teaspoon baking soda 1/4 teaspoon salt 1 cup…