In a large microwave safe bowl, melt Candy Melts® according to package directions. Remove from microwave. Whisk in Guinness® until smooth. Cover with plastic and refrigerate 1 hour or until firm, but pliable.
In shallow baking pan, combine pretzels and salt. Scoop out candy mixture by heaping teaspoons and roll into ball. Immediately roll in pretzel mixture. Serve at room temperature.