Sebastian Prodl, who terminated his contract with Watford last week, has signed an 18-month deal with Udinese.
Troy Deeney saw a second-half penalty saved as Watford and Spurs played out a 0-0 draw in the early Premier League kick-off on Saturday.
Watford could call on new boy Ignacio Pussetto as they look to continue their resurgence at home to Tottenham on Saturday.
Ben Wilmot believes Ignacio Pussetto will prove to be a fine acquisition for Watford after joining from Udinese.
Watford have completed the signing of Udinese winger Ignacio Pussetto until the summer of 2024.