Answer: buttermilk

AnswerCrossword Clue
BUTTERMILKDale Evans' movie mount
BUTTERMILKBatter ingredient
BUTTERMILK"Ole ... Sky" (Hoagy Carmichael chart-topper)
BUTTERMILKDairy-case container
BUTTERMILKDale Evans' horse
BUTTERMILK"Old ... Sky"
BUTTERMILKDale Evans's steed
BUTTERMILKDale Evans's horse
BUTTERMILKIngredient in some pancake batter
BUTTERMILKDale Evans's horse on "The Roy Rogers Show"
BUTTERMILKGET RID OF MILDEW WITH...
BUTTERMILKPancake ingredient, perhaps
BUTTERMILKDairy product or Dale Evans' mount
buttermilkA pale yellow color (used esp. to describe paint or wallpaper)
buttermilkthe milk that remains after the butter is separated from the cream
buttermilkThe slightly sour liquid left after butter has been churned, used in baking or consumed as a drink