To make the 12th anniversary of the biggest pierogy celebration in America the most delicious yet, Mrs. T’s Pierogies – the largest producer of frozen pierogies in the country – is giving away up to 120,000 of these pasta pockets stuffed with creamy mashed potatoes, cheesy goodness and other big, bold flavors. We’re encouraging fans to mark their calendars and keep an eye on the official countdown clock because at midnight ET on October 8th, pierogy lovers from coast to coast can visit to claim a coupon for one free box of Mrs. T’s Pierogies*, while supplies last. Classic Pierogies with Butter and Onions: for a true classic, sauté pierogies in butter and savory onions for…