Bring milk to a simmer and pour over chocolate. Cover with plastic wrap and let site for 2-3 minutes. Uncover and stir until chocolate is completely melted and smooth. Add butter and stir to combine. Cover and refrigerate until firm.
Scoop 1 Tablespoon at a time and form into balls, for a yield of 16 balls. Refrigerate until needed.
4 oz chocolate, bittersweet, 60% cacao, chopped
1/4 tsp McCormick Culinary® Chili Powder
3 tbsp Nature's Best Dairy® Butter, unsalted, softened