Italy's Ferrero has continued its U.S. spending spree with its proposed acquisition of famous cereal maker WK Kellogg amid wider food manufacturer consolidation.

The $3.1 billion acquisition would combine Ferrero, which makes Tic Tacs and Nutella, with the producer of Frosted Flakes and Froot Loops.

Italian confectioner Ferrero, known for brands like Nutella and Kinder, is buying U.S. cereal company WK Kellogg in a deal valued at approximately $3.1 billion.