Frozen food specialist McCain is aiming to expand the microwaveable snacking sector by adding two new products to its Micro repertoire and backing them with a £4m marketing campaign. New Micro Toasties a convenience version of the classic toasted sandwich and Chicken Nuggets join chicken wings, garlic bread, chips, mega chips and pizza. Both have an rsp of £1.29. Rolling out to the multiple and independent channels now, the newcomers' support takes the form of TV and outdoor advertising and sampling, which kicks off next month. {{MARKETING }}