Line a baking sheet with parchment or wax paper. Set aside.
Mix crushed pretzels and peanuts together in a mixing bowl.
Microwave white candy melts for 2 minutes on high power, stirring every 30 seconds until melted. Pour over pretzel mix and stir evenly to coat.
Drop by spoonfuls onto prepared baking sheet and let set to harden.
Add red candy melts to a sealable sandwich bag (but do not seal) and microwave for 1 minute, kneading after 30 seconds until melted. Snip the tip and drizzle onto the stacks.
Repeat with the blue and immediately sprinkle with star sprinkles. Let set to harden.
Serve Patriotic Pretzel & Peanut Stacks at your holiday party!