TORONTO — Dr. Oetker, which acquired the McCain line of frozen pizzas in 2014, is rebranding the line as Giuseppe Pizzeria. The Giuseppe Pizzeria line will comprise the pizzas formerly known as McCain Rising Crust Pizza, McCain Thin Crust Pizza and McCain Multigrain Thin Crust Pizza. Dr. Oetker also said the company is rebranding McCain Ultra-Thin Crust Pizzas as Dr. Oetker Ristorante Ultra-Thin. In both rebranded lines, all recipes and most topping choices will remain the same, the company said. Only the McCain Thin Crust California Chicken and McCain Rising Crust Two Pack Pepperoni options have been discontinued.