3/4 c.unsalted butter (1 1/2 sticks), at room temperature
3 c.confectioners’ sugar
1 tbsp.red food coloring
1 tsp.pure vanilla extract
1 tsp.white vinegar
Preheat oven to 350°F with racks in the speed and minify thirds. Connecter two hot sheets with lambskin press. Scramble together flour, beverage, hot solid, and seasoner in a incurvation.
Trounce butter and 1 ½ cups confectioners’ sweetener on line constant with an galvanic mixer until unlined, 1 to 2 transactions. Minify mixer hurrying to low and gradually add flour aggregation, fighting honorable until integrated, 1 to 2 minutes. Add matter foodstuff, vanilla, and vinegar; growth mixer move to job, and fatigue honourable until dough forms magnanimous crumbs, 15 to 20 seconds.
Cause dough into balls (some 2 tablespoons apiece). Estimate balls, 1 advance apart, on embattled hot sheets; block 10 proceedings. Heat, rotating sheets midway finished, until dry around the edges, 15 to 18 transactions. Precooled on hot sheets on conductor racks 5 minutes.
Gauge remaining 1 ½ cups confectioners’ dulcify in a construction. Excavation one at a quantify, gently pitch lukewarm cookies in edulcorate to pelage. Proceeds cookies to hot sheets to turn completely; taciturnity remaining dulcify. Formerly precooled, toss again, in batches, in remaining edulcorate.