Test cook Bryan Roof uncovers the secrets to making the ultimate Sweet and Tangy Grilled Country-Style Pork Ribs. Then, equipment expert Adam Ried reviews laundry stain removers in the Equipment Corner. Next, host Christopher Kimball answers cooking ... (more)questions in Letters to the Editor. Finally, test cook Dan Souza shows Chris how to make the best Savory Corn Muffins at home.