Egg producer and distributor Cal-Maine Foods has signed an agreement to acquire breakfast food manufacturer Echo Lake Foods for approximately $258 million. Echo Lake Foods produces, packages, markets and distributes ready-to-eat egg products and breakfast foods, including waffles, pancakes, scrambled eggs, frozen cooked omelettes, egg patties, toast and diced eggs. The acquisition will allow Cal-Maine Foods to expand its business into the value-added egg processed category and strengthen strategic customer …