Stop letting your expensive nuts and seeds spoil. Credit: EatingWell / Getty ImagesI’m a huge fan of nuts and seeds for a variety of recipes, including big salads, hearty homemade loaves of bread, topping yogurt or for snacking. Because of that, I have multiple varieties on hand. Even though I reach for walnuts, hazelnuts, pumpkin seeds and pine nuts at least once a day, I don’t run through the bags as quickly as I probably should. I have had mo…