Unilever is in ​advanced talks ‌to combine its ​food ​business with U.S. spice ⁠maker ​McCormick , in ​a deal that includes a ​cash ​component of around $16 ‌billion, ⁠the Wall Street Journal reported ​on ​Monday, ⁠citing people ​familiar with ​the ⁠matter.