1. In a 2–3 quart slow cooker, combine sweetened condensed milk, chocolate chips, peanut butter, and butter.
2. Cover and cook on LOW for 2–3 hours, stirring once halfway through, until smooth and melted.
3. Stir in vanilla and mini marshmallows. Cook uncovered 15–20 minutes more, until marshmallows are melted and blended.
4. Fold in chopped nuts and sprinkles if using.
5. Line an 8×8-inch pan with parchment paper. Pour mixture into the pan and spread evenly.
6. Chill in the refrigerator for 2–3 hours, until firm.
7. Lift out using the parchment and cut into small squares.

✨ Perfect for:
• Gift boxes and cookie exchanges
• Stocking stuffers
• Last-minute holiday treats

💡 Make ahead: Store in an airtight container in the fridge up to 2 weeks. Layer with parchment to prevent sticking.

PREP TIME & NUTRITION :
Prep Time : 10 mins , Cook Time : 3 hrs , Total Time : 5 hrs 15 mins (includes chilling) , Servings : 16 squares , Calories : 180 per square , Net Carbs: 20g , Fats: 11g , Protein: 4g