Recipe Brigadeiro

Ingredients
3 tablespoons unsweetened cocoa
1 tablespoon butter
1 (14 ounce) can sweetened condensed milk

Directions
In a medium saucepan over medium heat, combine cocoa, butter and condensed milk. Cook, stirring, until thickened, about 10 minutes. Remove from heat and let rest until cool enough to handle. Form into small balls and eat at once or chill until serving.