This week's Pittsburgh food news includes updates on Dulce Amor Latino Bakery, Carnegie Science Center, Grandpa Joe’s Candy Shop, The Melting Pot, The Waterfront, Mrs. T’s Pierogies, Juniper Grill, and McDonald's, as well as coffee deals, park pours, and Halloween drinks. Mrs. T’s Pierogies mrstspierogies.com National Pierogy Day is Tue., Oct. 8 and Mrs. T’s Pierogies is giving away pierogy merch to celebrate. Head to the Mrs. T’s Instagram account and enter to win limited-edition cozy prize packs with a pierogy blanket and pillow, socks, robe, and Kindle accessories…