Prep: 34 minutes, Cook: 2 hours
Slow-Cooker Size: 4-quart
Combine first 4 ingredients in a 4-quart slow cooker.
Cover and cook on LOW 2 hours. Stir chocolate mixture; add 1 1/4 cups crushed peppermint candies and peppermint extract, stirring well to coat.
Drop pretzel mixture by heaping tablespoons onto wax paper. Sprinkle remaining 3/4 cup crushed peppermint candies evenly on pieces before they set. Let stand until firm.
Holiday Gift: These pretzels, with their festive candy coating, make great gifts around the holidays. Place the peppermints in a zip-top freezer bag, and crush with a rolling pin. Take your time when crushing the peppermints--you don't want large pieces or fine crumbs.