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.

WK Kellogg is Ferrero’s most substantial acquisition so far, with a market cap of roughly $1.5 billion and a portfolio of household-name cereals including Raisin Bran, Corn Flakes and Apple Jacks. Ferrero also bought Nestlé’s US business and Blue Bunny ice cream in recent years.

The Italian candy company Ferrero plans to buy the American cereal maker Kellogg for $3.1 billion, the companies announced Thursday. The deal would unite the makers of household brands including Nutella and Frosted Flakes. American cereal giant Kellogg and Italian candy giant Ferrero have struck a sweet deal worth $3.1 billion.