"It's best to completely defrost meat and poultry before grilling so it cooks more evenly," the USDA says on its website. "However, uniformly thin meat, such as frozen hamburger patties ...
Wendy's is best known for its square, fresh-never-frozen burgers, and signature Frosty dessert—it's up to you whether to dip your fries in it or not. Data reporting by Rob Powell. Story editing ...